what is a periscope and how many mirrors are there
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in periscope we can see distant objects
it has 2 mirrors.
it has 2 mirrors.
pooja5573:
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periscope is a device which is used to see the distant object.....here two mirrors are used
and periscope is mainly used by soldiers in the bunker to see the enemy
and periscope is mainly used by soldiers in the bunker to see the enemy
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