The extent and density of air alternate with modifications in temperature. As the temperature of air increases, its extent increases and its density decreases.
What happens to the density of an air mass when its temperature increases?In the free atmosphere, the air's density decreases as the air is heated. Pressure has the opposite effect on air density. Increasing the pressure will increase the density.
How does temperature affect the density of air?Air density and temperature are like opposite ends of a see-saw — decrease temperatures leads to higher density, and greater temperatures to lower density. This is because hotter molecules of air go faster, creating an enlargement impact that decreases air density.
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A boat has a maximum velocity of 12 m/s. If the boat is sailing in the direction of 45 degrees and the ocean current that is 2 m/s directly south, what is the actual speed of the boat and in what direction is the boat heading?
Answer:
speed of the boat = 10.67 m/s...
direction the boat is 38.2 degrees north of east...
Explanation:
To solve this problem, we can use vector addition.
Let the velocity of the boat be represented by vector B, which has a magnitude of 12 m/s and is directed 45 degrees north of east. We can represent this vector as:
B = 12 m/s at 45 degrees
Let the velocity of the ocean current be represented by vector C, which has a magnitude of 2 m/s and is directed directly south. We can represent this vector as:
C = 2 m/s at 270 degrees
To find the actual speed of the boat and the direction it is heading, we need to add these two vectors together using vector addition. To do this, we can break each vector into its x and y components:
Bx = 12 m/s * cos(45) = 8.49 m/s
By = 12 m/s * sin(45) = 8.49 m/s
Cx = 0 m/s
Cy = -2 m/s
Now, we can add the x and y components of the vectors separately:
Rx = Bx + Cx = 8.49 m/s + 0 m/s = 8.49 m/s
Ry = By + Cy = 8.49 m/s - 2 m/s = 6.49 m/s
The resulting vector R has a magnitude of:
|R| = sqrt(Rx^2 + Ry^2) = sqrt((8.49 m/s)^2 + (6.49 m/s)^2) = 10.67 m/s
And a direction of:
theta = arctan(Ry/Rx) = arctan(6.49 m/s/8.49 m/s) = 38.2 degrees
Therefore, the actual speed of the boat is 10.67 m/s and the direction the boat is heading is 38.2 degrees north of east...
the current that leaves and re-enters a single power source in a parallel circuit is called the ? .
The current that leaves and re-enters a single power source in a parallel circuit is called the branch current.
In a parallel circuit, there are multiple branches that connect to the same power source. Each branch provides a separate path for current to flow from the power source to the load. The branch current is the current that flows through each individual branch of the circuit, and it represents the current that is drawn by each individual load in the circuit.
Since the current in a parallel circuit splits between the different branches, the total current flowing out of the power source is equal to the sum of the currents flowing through each individual branch. Similarly, the current re-enters the power source through each branch, and the total current flowing back into the power source is equal to the sum of the currents flowing through each branch.
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which answer best describes what the surface of the earth would be like if you could travel back to the time when the earth first formed as a planet? a.earth has atmosphere b.earth has lots of volcano c.earth is covered by with red dust d.earth has mostly water on the surface
It will be very difficult to if you could travel back to the time when the Earth first formed as a planet. It has lots of volcano with no water or ocean.
Earth would have been a very hostile and unpleasant planet when it originally formed, and life would not have been viable. Without any water or ocean, it was merely molten volcanic soil. At that time, the atmosphere and life were not even established. First, there was a time when the Earth's atmosphere was highly hot and there were frequent collisions with celestial bodies. Hence, the heat generated in the atmosphere was in a molten volcanic state. lava and magma alone. Ocean formation and, by extension, life, were prohibited by high temperatures.
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The answer that best describes the surface of the Earth at this time is option B, "Earth has lots of volcanoes."
If you could travel back in time to when the Earth first formed as a planet, the surface of the Earth would likely be characterized by frequent volcanic activity and a lack of water. Therefore, the answer that best describes the surface of the Earth at this time is option B, "Earth has lots of volcanoes."
During the early stages of the Earth's formation, intense heat and pressure caused the surface to be covered in molten lava and ash. Over time, this activity led to the formation of the Earth's crust, and the continued volcanic activity helped shape the planet's surface and atmosphere.
It wasn't until later, through a process known as outgassing, that water vapor and other gases were released from the Earth's interior and began to accumulate in the atmosphere, eventually leading to the formation of oceans and the emergence of life.
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Technology required. Ramps in a parking garage need to be both steep and safe. The maximum safe incline for a ramp is 8. 5 degrees. Is this ramp safe?
No, this ramp is not safe. The maximum safe incline for a ramp is 8.5 degrees, and this ramp is steeper than that. A ramp that is too steep could cause cars to lose control, which could lead to accidents.
To calculate whether this ramp is safe, we need to know the length of the ramp.
Given from the figure, the length of ramp = 95
the width of ramp = 15
Let the steep angle = α
The maximum safe incline for a ramp is = 8.5degrees.
Tanα = 15/95 = 3/19
Tanα = 0.158
=> [tex]\alpha = Tan^{-1}(0.158)[/tex]
=> α = 8.98°
8.98° > 8.5° (maximum safe incline )
So, the ramp is not safe.
Additionally, a ramp that is too steep can make it difficult for drivers to properly gauge their speed and maneuver the ramp safely. For all of these reasons, it is important that ramps in a parking garage be built with a maximum incline of 8.5 degrees.
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What is coefficient of friction formula?
The formula for calculating the coefficient of friction is given by:
μ = F / N.
The coefficient of friction formula is a mathematical equation used to calculate the amount of frictional force that exists between two surfaces in contact with each other.
The coefficient of friction is a dimensionless quantity that represents the ratio of the frictional force between two surfaces to the normal force pressing them together.
The formula for calculating the coefficient of friction is given by:
μ = F / N
where μ is the coefficient of friction, F is the frictional force acting between the two surfaces, and N is the normal force pressing the surfaces together.
The coefficient of friction can have values ranging from 0 to 1. A value of 0 indicates no friction between the surfaces, while a value of 1 indicates maximum friction. The coefficient of friction is an important parameter in many engineering and physics applications, such as in designing brakes for vehicles and calculating the force required to move objects over different surfaces.
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what is period for pendulum
The period of a pendulum is the time it takes for one complete back-and-forth swing or oscillation of the pendulum. It is the time interval between two successive swings of the pendulum.
The period of a simple pendulum can be calculated using the following formula:
T = 2π√(L/g)
where T is the period of the pendulum in seconds, L is the length of the pendulum in meters, and g is the acceleration due to gravity in meters per second squared.
This formula assumes that the pendulum is a simple, idealized pendulum consisting of a massless rod and a point mass (the "bob") at the end. It also assumes that the pendulum swings in a small angle (less than about 15 degrees) and that there is no air resistance or friction.
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Calculate the force of repulsion between two plastic spheres that are located 110 cm apart. Each sphere has a deficit of 1. 2x10^8 electrons
The repelling thrust between the two plastic spheres is [tex]2.83x10^-13 N[/tex].
The force of repulsion between two plastic spheres can be calculated using Coulomb's Law, which states that the force between two charged particles is directly proportional to the product of their charges and inversely proportional to the square of the distance between them.
The formula for Coulomb's Law is:
[tex]F = (k*q1*q2)/r^2[/tex]Where F is the force of repulsion, k is Coulomb's constant [tex](9x10^9 Nm^2/C^2)[/tex], q¹ and q² are the charges on the plastic spheres, and r is the distance between them.
Given that each sphere has a deficit of [tex]1.2x10^8[/tex] electrons, we can calculate the charge on each sphere using the formula q = n*e, where n is the number of electrons and e is the charge of an electron [tex](1.6x10^-19 C)[/tex].
[tex]q¹ = q² = (1.2x10^8)*(1.6x10^-19) = 1.92x10^-11 C[/tex]
Plugging in the values into the formula for Coulomb's Law, we get:
[tex]F = (9x10^9)*(1.92x10^-11)*(1.92x10^-11)/(1.1)^2F = 2.83x10^-13 N[/tex]
Therefore, the force of repulsion between the two plastic spheres is [tex]2.83x10^-13 N[/tex].
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Two particles collide and come to rest. The first particle has mass 5 kg and a velocity (8, -9) m/s before the collision. The second particle has a mass of 2 kg. Find the velocity of the second particle before the collision.
The velocity of the second particle before the collision was (-5.71, -4.29) m/s.
Solving for the velocity of the second particle before the collision:
We can use conservation of momentum to solve this problem. In an isolated system like this, the total momentum before the collision is equal to the total momentum after the collision. Mathematically, we can write:
m₁v₁ + m₂v₂ = (m₁ + m₂)v'
where,
m₁ and v₁ = the mass and velocity of the first particle before the collision, m₂ and v₂ =the mass and velocity of the second particle before the collision
v' = the velocity of both particles after the collision.
Since the particles come to rest after the collision, v' = (0, 0) m/s.
Plugging in the given values, we get:
(5 kg)(8, -9) m/s + (2 kg)v₂ = (5 kg + 2 kg)(0, 0) m/s
Simplifying and solving for v₂, we get:
v₂ = -20/7 (4, 3) m/s
Hence, the velocity of the second particle before the collision was approximately (-5.71, -4.29) m/s.
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Hi, can someone help me on solving this? (Rt is total resistance, It is total current and VT is total voltage)
Answer:
Below
Explanation:
You have total current correct 3 A from the ammeter in the circuit.
Must find total resistance to calculate the Vt
the two resistors in parallel = 12 * 6 / (12+6) = 4 Ω
then add this equivalent R to the other R that is in series
8 + 4 = 12 Ω < ==== Rt
then Vt = It Rt
Vt = 3 * 12 = 36 v
V1 = It R1 = 3 * 8 = 24 V
V2 and V3 are equal and would be the voltage left 36-24 = 12 v
or you could calculate V2 and V3 V2 = V3 = It R = 3 ( 4 Ω) = 12 v
a child walking in a field makes three consecutive displacements. the child first moves 4.50 m westward, then 12.7 m northward. finally, the child moves back to the starting point of the first displacement. what is the magnitude and direction of the child's third displacement? give the magnitude in m and the direction as an angle south of east.
The Magnitude is 17.20 m and Direction is 270° south of east
Calculation
1. Calculate the net displacement:
12.7 m northward - 4.50 m westward = 8.20 m northward
2. Calculate the magnitude of the third displacement:
Net displacement magnitude = 8.20 m
Third displacement magnitude = 8.20 m
3. Calculate the direction of the third displacement:
Net displacement direction = 90° north of east
Third displacement direction = 270° south of east
What is distance?
Distance is the length of the path between two points. It is measured in metric units such as meters, kilometers, or miles.
What is displacement?
Displacement is the difference between the initial and final positions of a particle. It is a vector quantity and is measured in the same units as distance (meters, kilometers, or miles).
The magnitude of the child's third displacement is 17.20 m and the direction is 270° south of east.
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As A Huge Rotating Cloud Of Particles In Space Gravitate Together Forming An Increasingly Dense Ball, It Shrinks In Size And Rotates SlowerTrue or False
Answer:
no
Explanation: no c ulr iuhvguyfbytrvytrvuy6r
What is the speed of sound at 21 C? For a frequency of 3 kHz, how large do you expect the wavelength to be?
477.5 m/s (express your answer in integral form) 0.15915 (express your answer with 2 decimal place)
Answer:
0.11m
Explanation:
The speed of sound at 21°C is approximately 343 m/s.
To calculate the wavelength for a frequency of 3 kHz, we can use the formula:
wavelength = speed of sound / frequency
Plugging in the values we have:
wavelength = 343 m/s / 3000 Hz = 0.1143 meters
Rounding to two decimal places, we get a wavelength of 0.11 meters or 0.11 m.
ASAP
Which kind of disturbance is created by moving a spring toy up and down?
A. parallel to the wave motion,
B. perpendicular to the wave motion
C. in a circular motion,
D. in the same direction as the wave motion
Answer:
B
Explanation:
Because spring waves are transverse waves and they move perpendicularly to the direction of motion
Please help me I’m really struggling
Answer:
pushes is the correct answer
how much do clouds weigh
The weight of a cloud can vary widely depending on its size, height, and the amount of moisture it contains, so there isn't a fixed weight for all clouds.
Clouds consist of water droplets or ice crystals that are suspended in the air, so they don't have a specific weight that can be measured. However, the amount of water vapor contained in a cloud can be estimated, and this can be converted to a weight using the density of water. On average, a cumulus cloud weighing about 1 million pounds contains around 100 tons of water.
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What are the 3 formulas in Ohm's law?
Ohm's law has three formulas, which are V = IR, I = V/R, and R = V/I.
Ohm's law describes the relationship between voltage, current, and resistance in an electrical circuit. The first formula, V = IR, states that the voltage across a resistor is directly proportional to the current flowing through it, with the constant of proportionality being the resistance of the resistor.
The second formula, I = V/R, expresses the current flowing through a resistor in terms of the voltage across it and the resistance of the resistor. Finally, the third formula, R = V/I, gives the resistance of a resistor in terms of the voltage across it and the current flowing through it. These formulas are commonly used in analyzing and designing electrical circuits.
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Floating caused by the phenomenon of ground effect will be most realized during an approach to landwhen atA- less than the length of the wingspan above the surface.B- twice the length of the wingspan above the surface.C- a higher-than-normal angle of attack
Floating caused by the phenomenon of ground effect will be most realized during an approach to land when at A- less than the length of the wingspan above the surface.
Ground effect is a phenomenon in which the presence of the ground affects the airflow around the wings of an aircraft, resulting in a reduction of induced drag and increased lift. This effect is most pronounced when the aircraft is flying at an altitude that is less than the length of its wingspan above the surface. During an approach to land, when the aircraft is flying at a low altitude, the ground effect can cause the aircraft to float or stay airborne longer than expected, which can make it more challenging to land precisely. Pilots must be aware of the ground effect and make adjustments to their approach and landing techniques to compensate for it. If the aircraft is flying at an altitude that is too high, the ground effect will not be as significant, and if the angle of attack is too high, it can actually reduce lift and increase drag, making it harder to maintain altitude.
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A 225-kg crate is pushed horizontally with a force of 710 N. If the coefficient of friction is 0.20, calculate the acceleration of the crate.
According to the question the box is moving at an acceleration of 1.196 m/s2.
What is acceleration?In mechanics, acceleration refers to the rate in which an object's velocity as respect to time varies. Acceleration is a vector quantity. The direction of an object's acceleration is determined by the directly proportional to the net it produces.
Formula:
a = (F-mgμ)/m................. Equation 1 Location:
a = the crate's acceleration
m = the crate's weight
F: The box was subjected to force.
μ = Coefficient of friction
Considering the query,
Given:
m = 225 kg
F = 710 N
g = 9.8 m/s²
μ = 0.20
Replace the aforementioned numbers in equation 1
a = [710-(225×9.8×0.20)]/225
a = (710-441)/225
a = 269/225
a = 1.196 m/s²
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Again consider example 3. 4. Does this curve provide sufficient stopping sight distance for a speed of 60 mi/h?
The minimum length of the curve for the required sight distance is 338.12 feet.
Locate the station point of the highest point on the curve.
(dy)/(dx) = 0
(dy)/(dx) = - 0.19 × 2x + 1.2 = 0
x = 3.1579stations
The elevation of the very best point at the curve is
y = - 0.19 × 3.1579² + 1.2 × 3.1579 + 1094.8
= 1096.69ft
Deceleration rate a is 11.2ft / (s² ). Reaction time t is 2.5seconds
The necessary SSD for the design speed of 60mph is
V 1 ^ 2/ 2g(( a / g ) pm G) +V 1 × t
,= (60 * 5280ft)² /(60 × 60s)) ² /(2 × 32.2((112/322))) + ((60 * 5280f)/(60 * 60s)) * 2.5
= 565.71pi
Lm= (|G1 - G2| × SSD² )/2158 = (|1.2 + 1.08| × 565.71²) /2158
= 338.12ft
speed in physics is a scalar amount that refers back to the fee at which an item moves, typically expressed in units of meters in line with seconds (m/s) or kilometers in step with the hour (km/h). it is defined as the distance an item travels in line with a unit of time, which means that it only takes into consideration the value of the item's motion and not its path.
Immediate speed refers to the speed of an item at any given second, at the same time as average speed is calculated over a period of time. the velocity of an object may be inspired by means of several elements, which include the forces appearing upon it and the medium through which it is transferring.
Further to hurry, there are different associated standards in physics, along with speed, which incorporates each the rate and course of an item's movement and acceleration, which describes the rate at which an object's velocity changes over the years.
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a 59 kg k g person is in a head-on collision. the car's speed at impact is 16 m/s m / s . estimate the net force on the person if he or she is wearing a seat belt and if the air bag deploys.
According to Newton's second law, F = ma and F2 (= (60)(22500) (= 1350000 N. The total force needed to stop an unbuckled or air bag-using person is 135000 N.
How do airbags and seatbelts impact a car accident's force?They make it harder for cars to stop quickly after collisions (like an airbag). The passengers feel less force as a result. Because the car's distortion (crumpling) absorbs from the accident, less energy is transferred to the occupants.
What's the equation for force applied?What is the secret of using force, Newton's second laws of motion provides the definition of the force formula: An object's force is equal to its mass times its acceleration. F = m ⨉ a. To apply this formula, you must use SI units for force (newtons), mass (kilogrammes), and acceleration (metres per second squared).
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what is the role of convection in producing the rain shadow effect?
Convection plays a crucial role in producing the rain shadow effect because it is the mechanism that causes the air to rise and cool on the windward side of the mountain range.
What is Convection?
Convection is the process by which heat is transferred from one place to another by the movement of fluids (liquids or gases). In this process, warmer portions of the fluid rise while cooler portions sink, creating a cyclical flow.The process of convection occurs because heated fluid becomes less dense and rises, while cooler fluid is denser and sinks. This movement of the fluid creates a current that can transfer heat from one place to another.Convection plays an important role in many natural processes, such as weather patterns, ocean currents, and the Earth's mantle convection. Convection is also commonly used in engineering and technology to transfer heat in devices such as air conditioners, refrigerators, and heat exchangers.The rain shadow effect is a phenomenon that occurs when moist air from an ocean or other body of water encounters a mountain range, causing the air to rise and cool, leading to precipitation on the windward side of the mountain range. However, as the air descends down the leeward side of the mountain range, it warms and dries out, creating a rain shadow region with much less precipitation.
Convection plays a crucial role in producing the rain shadow effect because it is the mechanism that causes the air to rise and cool on the windward side of the mountain range. When the moist air encounters the mountain range, it is forced to rise due to the topography, leading to the formation of clouds and precipitation. This rising air is driven by convective processes, which occur as a result of temperature differences within the atmosphere.
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how big is the black hole at the center of the milky way
At the center of our galaxy lies the supermassive black hole Sagittarius A*, often abbreviated Sgr A*. This giant is about 4 million times the mass of the sun and about 14.6 million miles (23.6 million kilometers) in diameter.
In physics, the Milky Way refers to the galaxy in which our solar system resides. The Milky Way is a barred spiral galaxy, meaning it has a central bar-shaped structure with arms spiraling out from it. The galaxy is estimated to be around 13.6 billion years old and contains billions of stars, as well as gas, dust, and dark matter.
The Milky Way has a diameter of approximately 100,000 light-years and is located about 26,000 light-years from the galactic center. It rotates once every 240 million years, with stars closer to the center moving faster than those on the outer edges. The gravitational force of the Milky Way holds the solar system in its orbit.
The study of the Milky Way is important in astrophysics as it provides insight into the evolution and formation of galaxies.
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What is the excess charge on a conducting sphere of radius R=0.15m if the potential of the sphere is 1500V and V=0 at infinity?
The excess charge on the conducting sphere is 3.98×10⁻⁶ C.
What is electric potential?Electric potential is a scalar quantity that describes the electrical potential energy per unit charge of a charged object or system. It is also known as voltage and is measured in volts (V).
Electric potential is defined as the work done per unit charge in moving a small positive test charge from an infinite distance to a point in an electric field. It is a measure of the electric potential energy that a unit charge would have if it were placed at that point in the field.
The excess charge on a conducting sphere can be calculated using the formula:
Q = 4πε0R V
Where Q is the excess charge on the sphere, R is the radius of the sphere, V is the potential of the sphere, and ε0 is the permittivity of free space.
Placing the given values into the equation, we get
Q = 4πε0R V
Q = 4π(8.85×10⁻¹² F/m) (0.15m) (1500V)
Q = 3.98×10⁻⁶C
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A chair has four narrow legs holding it up. The same model of chair is next to it,
but the legs have been removed so that the entire base of the chair rests on the floor
Which is true, assuming the chairs have the same mass?
Assuming that the chairs have the same mass, the chair with the legs removed will have a lower center of mass compared to the chair with the legs that is present in Option A.
What is the center of mass?The chair with the legs removed will have a lower center of mass compared to the chair with the legs because the center of mass of an object is the point where the weight of the object can be considered to act, whereas in the chair with the legs, the center of mass is located at the point where the legs meet the seat and In the chair with the legs removed, the entire base of the chair rests on the floor, so the center of mass is located at the geometric center of the chair's base.
Hence, the chair with the legs removed will have a lower center of mass compared to the chair with the legs that is present in Option A.
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The question is incomplete, complete question is below
A chair has four narrow legs holding it up. The same model of chair is next to it,
but the legs have been removed so that the entire base of the chair rests on the floor
Which is true, assuming the chairs have the same mass?
A)chair with the legs removed will have a lower center of mass compared to the chair with the legs
B) chair with the legs removed will have a HIGHER center of mass compared to the chair with the legs
you and your friends are playing in the swimming pool with a 60-cm-diameter beach ball. how much force would be needed to push the ball completely under water?
The amount of force needed to push the ball completely underwater would be 1108.53 N.
Force calculationThe buoyant force is equal to the weight of the water displaced by the ball, which is given by the volume of the ball submerged in water multiplied by the density of water. Assuming the ball is completely submerged, the volume of water displaced is:
V = (4/3)πr^3
= (4/3)π(0.3 m)^3
= 0.113 m^3
The density of water is approximately 1000 kg/m^3. Therefore, the weight of water displaced is:
W = V × ρ × g
= 0.113 m^3 × 1000 kg/m^3 × 9.81 m/s^2
= 1108.53 N
This is the buoyant force acting on the ball. To push the ball completely underwater, we need to apply a force greater than the buoyant force. Therefore, we need to apply a force of at least 1108.53 N to push the ball completely underwater.
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The microscopic structure of a polarizing filter is analogous to a - window screen - barbeque grill - roll of coins - kitchen sieve - plate of spaghetti
The microscopic structure of a polarizing filter is analogous to a kitchen sieve. Hence, the correct option is (C).
The microscopic structure of a polarizing filter is analogous to a kitchen sieve. A polarizing filter is made up of a series of parallel lines or fibers that allow light to pass through in only one direction, while blocking light that oscillates in other directions. This is similar to a kitchen sieve, which has a series of parallel holes that allow small particles to pass through in one direction while blocking particles that try to pass through in other directions. A window screen, barbeque grill, and plate of spaghetti all have a similar function of filtering particles, but they do not have the same parallel structure as a polarizing filter or kitchen sieve. A roll of coins also has a parallel structure, but it does not filter light or particles in the same way as a polarizing filter or kitchen sieve. Therefore, the best analogy for the microscopic structure of a polarizing filter is a kitchen sieve.
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Light energy with very low amplitude would be perceived asA:blueb:brightc:redd:dim
Light energy with very low amplitude would be perceived dim.
To the human sight, such low amplitude light energy would appear weak. This is because of the wave's amplitude, which in the case of light relates to the light's intensity or brightness and t will measure the size of its oscillations.
In other words, as a light wave's amplitude falls, it loses energy and becomes brighter to the eye. This is true because light with a specific range of amplitude and moderate intensity is best perceptible to the human eye. When there is insufficient light that falls outside of this spectrum, it is seen as being faint or invisible.
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a report gives a result as being 23.6 /- 0.2 cm. which type of uncertainty is this?
The uncertainty given as "0.2 cm" in the report represents the precision of the measurement. This type of uncertainty is known as random or statistical uncertainty
Random uncertainty arises as a result of measurement technique limitations, such as the limitations of the measuring instrument or the experimenter's ability to read the instrument. Random uncertainty can be reduced by improving measurement technique or taking more measurements to improve result precision.
The reported value of "23.6 cm" is the best estimate of the true value of the quantity being measured in this case, and the uncertainty of "0.2 cm" indicates the range of values within which the true value is likely to lie. It means that if the measurement were repeated multiple times, the values obtained with a certain level of confidence (typically 95% confidence interval) would be expected to fall within the range of 23.4 cm to 23.8 cm.
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what happens when electrons all spin in the same direction
Magnetism is an intangible force that is produced when electrons spin unison. The field is also larger the stronger the magnet.
What is the easiest way to define magnetism?As magnets attract or repel one another, they exert a force known as magnetism. The movement of electric charges is what generates magnetism. Atoms are little building blocks that make up all substances. Each atom contains electrons, which are little particles with electric charges.
What are two illustrations of magnetism?Poles of magnetism are always found in pairs. Iron, nickel, chrome, stainless steel, and several rare earth metals are a few examples of magnetic materials. Copper and gold are diamagnetic materials that are only faintly attracted to magnetic fields. Aluminum and calcium, which are both magnetic elements, are only faintly drawn to a
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What is formula and unit of torque?
Torque formula: T = F x r x sin(theta). Unit: newton-meter (N*m). It's the measure of rotational force.
Torque is the proportion of a power's capacity to make an item turn about a hub or turn point. It is much of the time depicted as the turning force that causes a revolution. The equation for torque is T = F x r x sin(theta), where T is the torque, F is the power applied, r is the separation from the pivot of turn to where the power is applied, and theta is the point between the power and the switch arm. The SI unit of force is the newton-meter (N*m).
In outline, force is a proportion of the power that makes an item turn around a hub or turn point. The recipe for force incorporates the power applied, the separation from the pivot of revolution, and the point between the power and the switch arm. The SI unit of force is the newton-meter.
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