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When light from a source is sent through a gas.

When light from a source is sent through a gas.

i. certain wavelengths are absorbed.
ii. a dark line is left.

Which of the following is/are correct?

A.

i only

B.

iii only

C.

i and ii only

D.

i and iii only

E.

ii and iii only

View answer & explanation

Correct answer is C

When light passes through gas in the atmosphere some of the light at particular wavelengths is scattered resulting in darker bands.

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