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25-02-2020
Chemistry

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Doppler shifted hydrogen absorption lines are seen in the spectrum of a star. The hydrogen line at 656.28 nm is seen to be shifted to 656.08 nm. Is the star moving towards or away from us, or can we not tell?

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25-02-2020

Answer:

The Star is moving towards us

Explanation:

Since there is a reduction in shift from the hydrogen line.

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