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A rocket is going away from the earth at...

A rocket is going away from the earth at a speed of `10^(6)m//s`. If the wavelength of the light wave emitted by it be `5700 Å`, what will be its Doppler's shift

A

`200 Å`

B

`19 Å`

C

`20 Å`

D

`0.2 Å`

Text Solution

Verified by Experts

The correct Answer is:
B
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