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KEAM 2012 Physics and Chemistry Paper
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© examsnet.com
Question : 49
Total: 120
The average total energy in one time period of a particle of mass m executing SHM of amplitude
a
and angular velocity
ω
is
1
2
m
ω
2
a
2
1
4
m
ω
2
a
2
0
m
ω
2
a
2
1
8
m
ω
2
a
2
Validate
Solution:
The average total energy
E
=
1
2
m
ω
2
a
2
Total energy is not position function.
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