Periscope

Front

What is the angle of mirror in periscope?

Back

45

Front

How many mirrors are there in a periscope?

Back

2

Front

How does a periscope work?

Back

A periscope works by using two mirrors to reflect light from one mirror to another for the person to see the things that is behind a high obstacle.

Front

What is the working principle of a periscope?

Back

A periscope works on the Law of Reflection.

Front

Type of mirror used in a periscope?

Back

Plane mirror

Front

Diagram shows a phenomenon occurs when the spotlight is directed onto a mirror surface. What is the principle of light shown in the situation?

Back

Reflection of light

Front

Why can a driver see the image of a vehicle behind him without turning his back?

Back

Light is reflected