The wavelength of a distant star is 5700 - and the spectral light has a shift of 1-9 - towards red end then the velocity of star relative to the earth will be-

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Standard IX

Physics

Speed of Sound

The wavelengt...

Question

The wavelength of a distant star is 5700 $˙ A$ and the spectral light has a shift of 1.9 $˙ A$ towards red end then the velocity of star relative to the earth will be:

5 X

10^{5} m / s

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2 X

10^{5} m / s

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1.8 X

10^{5} m / s

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1 X

10^{5} m / s

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Solution

The correct option is D 1 X $10^{5} m / s$

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The wavelength of a distant star is 5700 ˙A and the spectral light has a shift of 1.9 ˙A towards red end then the velocity of star relative to the earth will be:

The correct option is D 1 X 105m/s

The wavelength of a distant star is 5700 $˙ A$ and the spectral light has a shift of 1.9 $˙ A$ towards red end then the velocity of star relative to the earth will be:

The correct option is D 1 X $10^{5} m / s$