The P.E of a body of mass 100 kg at a height is
1000 J. The K.E energy of the same mass at a
height of h/4 in the absence of friction, when
dropped is
a. 250 J
b. 500J
c. 750 J
d. 800 J
Answers
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3
Answer:
c
Explanation:
by formula we can see h=1
so at h/4 pe is 250 and ke is total or maximum energy minus pe
Therefore answer is 750
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