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A thick plane mirror shows a number of i...

A thick plane mirror shows a number of images of the filament of an electric bulb. Of these, the brightest image is the

A

first

B

second

C

fourth

D

last

Text Solution

Verified by Experts

The correct Answer is:
B
Face is silvered. It reflects 100% of the incident light.

(b) Face transmlts 90% and reflects 10% of incident light.
(c ) Second Image having 81% of the incident light is the brightest.
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