q6.sample - During the trip the rocket described above...

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Physics 133 Sample Quiz Name_________________________________ Recitation Instructor (circle one): Able Baker Charlie Easy Fox George QUIZ #6 A tiny rock lies motionless with respect to the earth a distance 2.0 ly away. A rocket, rest length 100 m, travels from the earth to the asteroid with speed 0.80 c. The distance and speed are given in the earth’s frame of reference. (1) In the rocket’s frame of reference, how long does the trip to the rock take? (2) In the earth’s frame of reference, how long does it take for the rocket to pass the rock?
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Unformatted text preview: During the trip the rocket described above fires two torpedoes. In the rocket’s frame of reference, torpedo A is fired in the rock’s direction and torpedo B is fired in the earth’s direction, both with speed 0.70 c. Answer the following questions for the earth’s frame of reference . (3) The speed of Torpedo A is ___________. Torpedo A is moving in the direction of: (a) the earth (b) the rock. (4) The speed of Torpedo B is ___________. Torpedo B is moving in the direction of: (a) the earth (b) the rock....
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