Optics Question 265

Question: Three observers A, B and C measure the speed of light coming from a source to be $ v _{A} $ , $ v _{B} $ and $ v _{C} $ . The observer A moves towards the source, the observer C moves away from the source with the same speed. The observer B stays stationary. The surrounding space is vacuum everywhere. Then

[KCET 2002]

Options:

A) $ v _{A}>v _{B}>v _{C} $

B) $ v _{A}<v _{B}<v _{C} $

C) $ v _{A}=v _{B}=v _{C} $

D) $ v _{A}=v _{B}>v _{C} $

Show Answer

Answer:

Correct Answer: C

Solution:

$ v _{A}=v _{B}=v _{C} $



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