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Tardigrade
Question
Physics
The potential energy of a system increases if work is done
Q. The potential energy of a system increases if work is done
4802
217
AIPMT
AIPMT 2011
Work, Energy and Power
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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.
−
Δ
U
=
W
conservative force