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A body of mass 2kg is at rest. What should be the magnitude of force which will make the body move with a speed of 30 m/s at the end of 1s? |
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Answer» Mass of the body = 2kg Initial velocity, u = 0 Final velocity, v = 30 m/s Time, t = 1s Acceleration, a = (v-u)/t = 30 m/s2 Force = ma = 60N |
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