Laws of Motion Exe-3D Numericals Answer Physics Class-9 ICSE Selina Publishers

Laws of Motion Exe-3D Newton’s Third Law Numericals Answer Type for Class-9 ICSE Concise Physics. There is the solutions of Numericals Answer type Questions of your latest textbook which is applicable in 2023-24 academic sessionVisit official Website CISCE for detail information about ICSE Board Class-9.

Laws of Motion Exe-3D Newton’s Third Law Numericals Answer 

(ICSE Class – 9 Physics Concise Selina Publishers)

Board ICSE
Class 9th
Subject Physics
Writer / Publication Concise selina Publishers
Chapter-3 Laws of Motion
Exe – 3D Newton’s Third Law
Topics Solution of Exe-3(D) Numericals Answer Type
Academic Session 2023-2024

Exe-3D Newton’s Third Law Numericals Answer Type

Ch-3 Laws of Motion Physics Class-9 ICSE Concise

Page 81

Question 1. A boy pushes a wall with a force of 10 N towards east. What force is exerted by the wall on the boy?

Answer:

The wall exerts an equal force of 10 N on the boy in the opposite direction, i.e. west.

(Laws of Motion Exe-3D Numericals Class-9 ICSE)

Question 2. In the Fig., a block of weight 15 N is hanging from a rigid support by a string. What force is exerted by

(a) a block on the string and

(b) a string on the block?

Name them and show them in the diagram.

 a block of weight 15 N is hanging from a rigid support by a string. What force is exerted by (a) a block on the string and

Answer:

(a) A block exerts 15 N force (weight) on the string downwards.

(b) The string exerts an equal force of 15 N on the block in the opposite direction, i.e. upward direction (tension).

A block exerts 15 N force (weight) on the string downwards

—  : End of Laws of Motion Exe-3D Newton’s Third Law Numericals Answer Type  Solutions :–

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