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Experiment - Summary

In a dark roo...

Question

In a dark room of photography, generally red light is used. The reason is

A

Most of the photographic films are not sensitive to red light

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B

The frequency for red light is low and hence the energy hv of photons is less

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C

(a) and (b) both

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D

None of the above

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Solution

The correct option is C (a) and (b) both

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