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Is Matter Around Us Pure

Question
CBSEENSC9005900
Wired Faculty App

Give an illustration to show that force can change the speed of an object.

Solution
Examples for force can change the speed of an object:

1. Let us consider the case of a horse which exerts force on a cart, pulls it from rest. Subsequently, exerting larger force, the horse makes the cart move with larger speed.

2. A player can stop a moving ball by exerting force on the ball in the opposite direction of its motion.

 

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