Illusions in the Mirror
Illusions in the Mirror: Overview
This topic covers concepts such as Kaleidoscope, Periscope, Uses of Periscope and Making a Periscope etc.
Important Questions on Illusions in the Mirror
In periscopes, totally reflecting prisms are used which turns the ray through

Mention the various uses of periscope,

What are the uses of kaleidoscope?

Which of the following is true for kaleidoscopes?

Why mirrors are used in periscope?

How would a periscope be useful in a tank or Armoured vehicle?

Which scientific principle is used in periscope?


Describe the working of a periscope with the help of a suitable diagram. Give some uses of periscope.

What is a periscope? Explain the construction and working of a periscope with a simple activity?

Identify the given instrument below and explain its construction.

Identify the given instrument below and explain its construction.

Write a short note on Periscope.

What is periscope is used for?

Name the type of mirror used in a periscope.

A periscope works on the principle of _____ of light from plane mirrors.

_____ is a device used by designers to get different design patterns.

In a periscope, the angle between the plane mirrors and the ends of periscope is:

Which instrument is based on the principle of multiple reflections?

Which of the following items will allow you to see around a corner from where you are standing?
