An alien spaceship traveling at 0.600c toward the Earth launches a landing craft with an advance guard
Question:
(a) What speed do the Earth observers measure for the approaching lander?
(b) What is the distance to the Earth at the time of lander launch, as observed by the aliens?
(c) How long does it take the lander to reach the Earth as observed by the aliens on the mother ship?
(d) If the lander has a mass of 4.00 x 105 kg, what is its kinetic energy as observed in the Earth reference frame?
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Related Book For
Physics
ISBN: 978-0077339685
2nd edition
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
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