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The  line of singly ionized calcium has a wavelength of  as measured on earth. In the spectrum of one of the observed galaxies, this spectral line is located at . The speed with which the galaxy is moving away from us, will be

a)

b)

c)

d)

None of these



Question ID - 150098 | SaraNextGen Top Answer

The  line of singly ionized calcium has a wavelength of  as measured on earth. In the spectrum of one of the observed galaxies, this spectral line is located at . The speed with which the galaxy is moving away from us, will be

a)

b)

c)

d)

None of these

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

127 votes


127