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One technique for measuring the angle of a prism is shown in Figure P22.51. A parallel beam of light is directed onto the apex of the prism so that the beam reflects from opposite faces of the prism. Show that the angular separation of the two reflected beams is given byB= 2A.
A stone is thrown horizontally at a speed of 4.9 m/s from the top of a cliff 89.5 m high, how long does it take the stone to reach the bottom of the cliff.
the internal energy of the gas in a gasoline engines cylinder decreases by 205.1 J. if 65.0 J of work is done by the gas, how much energy is transferred as heat
two antennas located at points a and b are broadcasting radio waves of frequency 95.0 mhz perfectly in phase with each
A man pushes a 19.0 kilogram shopping cart at a constant velocity for a distance of 25.1 meter on a flat horizontal surface. Find the work done by the gravitational force
Determine the torque necessary to keep the upper disk rotating and determine the velocity field in the liquid - determine the height of the air-liquid interface as a function.
A pendulum consists of a 3.8 kg stone swinging on a 3.6 m string ofnegligible mass. The stone has a speed of 9.4 m/s when it passesits lowest point. (a) What is the speed when the string is at 64° to the vertical? (
An electron traveling at 114 m/s enters a1.9 T magnetic field. Determine what is the radius of the resulting circular path
A car plus its driver has a mass of 1400 kg. when the driver takes his foot off the accelerator, the car slows from 30 m s^-1 to 20 m s^-1 in 20 s. how much work was done by dissipative forces
A ball is thrown vertically downward from the top of a 31.3-m-tall building. What is the speed of the ball as it passes the top of the window
A car is driven 155 km west and then 75 km southwest. What is the displacement of the car from the point of origin (magnitude and direction).
A light ray initially in water enters a transparent substance at an angle of incidence of 39 degree, Evaluate the speed of light in the transparent substance
ulie throws a ball to her friend Sarah. The ball leaves Julie's hand a distance 1.5 meters above the ground with an initial speed of 17 m/s at an angle 33 degrees; What is the speed of the ball when it leaves Sarah's hand
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