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5. A particle moving with a uniform acceleration travels 24 metre and 64 metre in first two successive interval4 second each. Its initial velocity is(1) 1 m/s(3) 5 m/s(2) 2 m/s(4) 10 m/s |
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Answer» let initial velocity u and acceleration is a so from equation of motion 4u+8a=24 4u+16a+8a=64 a=40/16 u=1m/s |
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