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A ball is moving with a speed of 20m/s collides with a smooth surface as shown in the figure the magnitude of change in velocity will be?

A ball is moving with a speed of 20m/s collides with a smooth surface as shown in the figure the magnitude of change in velocity will be?

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Grade:11

2 Answers

Hasan
23 Points
6 years ago
The veritical component will be balenced only remain horizontal component and total velocity will=2Vcos 30=10root over 3 i.e ans:1
Vanya bajpai
13 Points
6 years ago
The vertical component will be balanced only remain horizantal component and total remain will=2vcos30= 20 root over 3 i.e, anwer:2

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