Question

a)What Is Periscope
b)How many Plane Mirrors Does Periscope Made

I Hope U Known The Answer

Written By : TarunTejaBusa​

Answer 1

Answer:

a) A periscope is an instrument for observation over, around or through an object, obstacle or condition that prevents direct line-of-sight observation from an observer's current position

b) .The periscope makes use of two plane mirrors to see over the top of things.