Suppose a rocket ship is receding from the earth at a speed of 2/10th the veloci

Question

Suppose a rocket ship is receding from the earth at a speed of 2/10th the velocity of light. A light in the rocket ship appears blue to the passengers on the ship. What colour would it appear to an observer on the earth?

Options:

A . Blue

B . Orange

C . Yellow

D . Indigo

Answer: Option A
:
A
Option: (a)

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