Questions
A body of mass 1 kg is moving in a vertical circular path of radius 1 m. The difference between the
kinetic energies at its highest and lowest positions is
a
20 J
b
10 J
c
45 J
d
10(5-1)J
detailed solution
Correct option is A
Difference between the kinetic energies at its highest and lowest positions is=2mgr=2×1×10×1=20 JTalk to our academic expert!
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