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An armada of space ships of proper length 1ly moves at a speed 0.8c relative to a space station. A delivery ship is to travel from the rear of the armada to the front at a speed 0.95c relative to the space station. Consider the space station's reference frame.

a) Calculate the length of the armada.

b) Calculate the relative speed between the delivery ship and the armada.

c) Calculate the delivery time

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Category:- Physics
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