A ball of mass 150 g moving with acceleration 20 is hit by a force which act on it for 0.1 s the impulsive force is
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Impulsive force =change in momentum /time taken.... Here mass of a ball is 150 g. And acceleration is 20 and time is 0.1 sec. By this we get velocity that is 2m/sec....and therefore momentum becomes 0.3 kgm/sec and then impulsive force becomes 3 N....
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