Wave OpticsEasy
Question
The wave length of light received from a distant galaxy is 0.5% greater than that received from an indentical source on the earth. the galaxy :
Options
A.is stationary relative to the earth
B.is moving towards the earth with velocity of light
C.is moving away from the earth with light velocity
D.is moving away from the earth with velocity 1.5 × 106 m/sec.
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