किसी वस्तु का संवेग 2% बढ़ा दिया जाता है तो उसकी गतिज ऊर्जा में कितने प्रतिशत की वृद्धि होगी?
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Answer:
101/25%
Explanation:
k is directly proportional to p^2
k initial=P^2
k final=(P+0.02P)^2 =1.0404P^2
increase = k final-k initial
=1.0404P^2-P^2
=0.0404P^2
increase % = (increase x 100) / initial
=(0.0404P^2x 100) /P^2
=4.04%
=
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