What is the speed of truck

Reference no: EM137840

Q1. A meterstick is at rest in an inertial frame S2. If S2 moves with a speed of 0.7c with respect to a rest frame S1, find the length of the meterstick as measured in frame S1 according to classical physics. Reply in units of m.

Q2. A baseball pitcher can throw a ball with a speed of 70 {rm m/s}. He is in the back of a pickup truck that is driving away from you. He throws the ball in your direction, and it floats toward you at a lazy 20 {rm m/s}. What is the speed of truck?

Reference no: EM137840

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