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AIEEE 2003 Physics Solved Paper
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© examsnet.com
Question : 32
Total: 74
A body executes simple harmonic motion. The potential energy
(
P
.
E
)
, the kinetic energy
(
K
.
E
)
and total energy
(
T
.
E
)
are measured as a function of displacement
x
. Which of the following statements is true?
K
.
E
is maximum when
x
=
0
T.
E
is zero when
x
=
0
K
.
E
is maximum when
x
is maximum
P
.
E
is maximum when
x
=
0
Validate
Solution:
K
.
E
.
=
1
2
m
ω
2
(
a
2
−
x
2
)
When
x
=
0
,
K
.
E
is maximum and is equal to
1
2
m
ω
2
a
2
.
© examsnet.com
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