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Physics
The potential energy of a system increases if work is done
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Q. The potential energy of a system increases if work is done
AIPMT
AIPMT 2011
Work, Energy and Power
A
upon the system by a nonconservative force
13%
B
by the system against a conservative force
42%
C
by the system against a non conservative force
13%
D
upon the system by a conservative force
33%
Solution:
When the work is done by the system against any conservative force the potential energy increases.
$-\Delta U = W _{\text {conservative force }}$