Wave motionHard
Question
The wavelength of a distant star is 5700 Ao and the spectral light has a shift of 1.9 Ao towards red end then the velocity of star relative to the earth will be:
Options
A.5 × 105 m/sec
B.2 × 105 m/sec
C.1.8 × 105 m/sec
D.1 × 105 m/sec
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