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Unpolarized light is incident on four polarizing sheets with their transmission axes oriented as shown in the figure, in which θ1 = 35.0o and θ2 = 69.0o. What percentage of the initial light intensity is transmitted through this set of polarizers?
Two balls are rolled off the tabletop that is 0.75m above the floor. how far does each ball travel horizontally before hitting the floor
An underwater diver sees the sun 62 degree above horizontal. How high is the sun above the horizon
Although both stars probably formed from the same clump of gas, more massive one must have had its birth slowed so that it became a key -sequence star millions of years later than its less massive companion.
A robber's getaway vehicle, which can travel at 0.8c, is pursued by a cop. whose vehicle can travel at 0.4c. Realizing that he cannot catch up with the robber, the cop tries to shoot him with bullets that travel at 0.5c (relative to the cop). Can the..
A 33.0-mH inductor has a reactance of 2.10 k?. What is the new reactance of the capacitor
A ball is thrown straight up from ground level. It passes a 2-m-high window. The bottom of the window is 7.5 m off the ground. The time that elapses from when the ball passes the bottom of the window on the way up, to when it passes the top of the wi..
During practice, a soccer player kicks a ball, giving it a 32.5 m/s initial speed. It travels the maximum possible distance before landing down field. How far did the ball travel
A nearest-neighbor pair of Mg2+ ions are separated by a distance of square root 2 a0. Calculate the coulombic force of repulsion between the ions.
Suppose we hang a heavy ball with a mass m = 17 kg (so the weight is mg) from a steel wire 2.5 m long that is 2 mm in diameter (radius = 1e-3 m). Calculate the stretch L of the steel wire
a) Determine the magnitude and direction of the electrostatic force acting on particle A in the figure given below due to particles B and C . The values of the charge on these particles are indicated in the figure.
What are the energy, momentum, and wavelength of a photon that is emitted by a hydrogen atom making a direct transition from an excited state with n=9 to the ground state
If she hears the rope hit the ground 5.31 seconds later, how deep is the pit? Assume the speed of sound in air 345.0 m/s
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