Science, asked by sagarc6226, 1 month ago

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Answered by subhadipdhar2008
1

Answer:

Name Of the Substance : Periscope

Principal : It has 2 Mirrors each of 45°, when any Object Comes In Front of it the First Mirror Reflects it to the Second Mirror and When we see the Object Through It, it is Straight and There is No VICE VERSA

Working : To see over a Solid Substances

Uses : Uses for Navy For Seeing Over The water.

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