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Sir i want the solution of this question as quick as possible so that I can understand quickly.

Sir i want the solution of this question as quick as possible so that I can understand quickly.

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Grade:11

1 Answers

Mahima Kanawat
1010 Points
5 years ago
Dear student 
Work done = change in KE =1/2m (v2-u2)
=1/2*2*[(-20)2-(10)2] = 400-100=300 J
At 10s v = - 20 m/s and at t= 0, u= 10m/s
WITH REGARDS 
MAHIMA 
ASKIITIANS FORUM EXPERT 
 

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