# Reflection of Light Exe-7B Very Short Answer Concise Physics ICSE Class-9 Selina Publishers

Reflection of Light Exe-7B Very Short Answer Concise Physics ICSE Class-9 Selina Publishers. There is the solutions of Very short Answer type Questions of your latest textbook which is applicable in 2024-25 academic sessionVisit official Website CISCE for detail information about ICSE Board Class-9

## Reflection of Light Exe-7B Very Short Answer Type

Physics Class-9 ICSE Selina Publishers

 Board ICSE Class 9 Subject Physics Writer / Publication Concise Selina Publishers Chapter-7 Reflection of Light Exe-7B Images Formed by a pair of Mirrors Topics Solution of Exe-7(B) Very Short Answer Type Academic Session 2024-2025

### Exercise- 7B Images Formed by a Pair of Mirrors

page -174

##### Q1- What is the most common use of a plane mirror?

Ans- The most common use of a plane mirror is for looking glass.

##### Q2- How does an optician increase the effective length of his room by using a mirror? Where does he place the the sign board?

Ans- A mirror are used by the opticians to increase the effective length of the room by keeping two mirrors on the opposite walls of the room.

##### Q3- What relationship do the image formed by two inclined plane mirrors  have for their location with respect to the object placed between them?

Ans- The images lie on the circumference of a circle whose centre lies at the point of intersection of the two mirrors and radius is equal to the distance of object from the point of intersection.

—  end of Reflection of Light Exe-7B Very Short Answer Concise Physics ICSE Class-9 Selina Publishers :—

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