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Unpolarized light passes through two Polaroid sheets. The transmission axis of the analyzer makes an angle of 20.8° with the axis of the polarizer.
(a) What fraction of the original unpolarized light is transmitted through the analyzer?
(b) What fraction of the original light is absorbed by the analyzer?
A missile is fired from a launcher with an initial velocity of 250 m/s at a target located 500 m above the launcher, determine The possible firing angles required to hit the target
The centripetal acceleration in a horizontal centrifuge is 75 g's when it is rotating at 2000 rpm, What is the radius of the centrifuge
An electron in an oscilloscope is accelerated as a result of the potential difference between the cathode and anode. Find the voltage drop from cathode to anode
What phase difference between two otherwise identical travelling waves, moving in the similar direction along a stretched string.
A 4kg duck sitting on a pole 20 m tall is struck by a 20 g bullet moving horizontally at 200 m/s. How far from the base of the pole does the duck strike the ground
If the air pressure at a particular place in the mountains is 0.75 atm estimate the temperature at which water boils
Compute the mass of a ball and speed of a puck after collision.
A second baseman tosses the ball to first baseman, which catches it at the same level from which it was thrown. The throw is made with an initial speed of 15 m/s at an angle of 38.0^circ above the horizontal. What is the horizontal component of ba..
The ball leaves the bat 2.0 ms later with a vertical velocity of magnitude 10 m/s. Illustrate what is the magnitude of the average force of the bat on the ball during the ball-bat contact?
A 4.90-kg ball, moving to the right at a velocity of +2.14 m/s on a frictionless table, Find the magnitude and direction of the final velocity of the two balls if the collision is completely inelastic
A toy car is driven by a battery of 9V. it draws a current of 2mA. what is the resistance of the car
An electrician connects two different bulbs in seriesto 120 V circuit. One bulb is rated as 40 W for a nominal voltage 220V, Which of the two bulb is producing more light
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