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The velocity of a body of …

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The velocity of a body of mass 10 kg increase from 4m/s to 8m/s when a force acts on it for 2 second. In this question what is the gain in momentum per second

Posted by Harshita Sisodia 4 years, 3 months ago

CBSE > Class 09 > Science

3 answers

Astha Bhagat 4 years, 3 months ago

Hiiiii

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Lucifer?? Morningstar?? 4 years, 3 months ago

Momentum gain in momentum per second = Momentum gain / time = 40 / 2 = 20 kg.m/s

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Lucifer?? Morningstar?? 4 years, 3 months ago

Momentum of body before acting force = mv=> 10×4=40 kgm/s. Momentum of body after acting force=10×8=80 kgm/s

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