Question

Identify the object given below.
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Answer 1

Answer:

it is the eye sight camera which can be seen as binaculor

Answer 2

Answer:

This is a periscope

Explanation:

A periscope is an instrument which is made using 2 plane mirrors each placed at a 45 degree angle in the 2 turnings.

Note - The no. of mirrors depend upon the no. of turns or angles in has.

This instrument is fixed in submarines, ships and even used army to see enemy approaching them by even hiding themselves behind the sacks.

It is not such an efficient instrument because if not taken care or cleaned properly dust and other particles will get deposited on the plane mirrors and then you can't see anything through it.

Hope this helps !!