Question

A body moving with certain initial velocity and acceleration of 4ms-2, has a displacement of 50m in 10 second. The finial velocity attained by it is​

Answer 1

Answer:

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Answer is 25m/s

1. x=ut+0.5 at 2
2. 50=10u+10.5×4×10×10
3. 10u=50-200
4. 10u=-150
5. u=15m/s
6. v=u + at
7. v= -15 +4×10

v = 25m/s

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