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CBSE Class 9 Answered

about acceleration
Asked by | 27 Aug, 2012, 09:43: PM
answered-by-expert Expert Answer
 
final vel=0
initial vel=20 m/s
putting the given values in third equation of motion:
0=20 x20-2 a x 50
a=4 m/s2
Answered by | 28 Aug, 2012, 10:19: AM

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CBSE 9 - Physics
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