Question

say your opinion on periscope...Fast

Answer 1

A periscope helps us to see objects that are generally present at an high altitude. A periscope generally has two mirrors inside it which are inclined at 45°. The light from the object firstly strikes the first mirror and then gets reflected to the second mirror and finally the image of the second mirror enters our eyes.

Answer 2

a periscope is an iqupment through which we can see the object that are on higher altitude there are two mirrors fitted in side their vertices on45'angle they are normally used in submarines to see upon the surface of water pls make me a bran liest