Energy of Simple Harmonic Oscillators
AP Physics 1 · Flashcards · Application
AP PHYSICS 1 · FLASHCARDS
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QUESTION
Find the total mechanical energy if
k
=
200
k = 200
k
=
200
N/m and
A
=
0.5
A = 0.5
A
=
0.5
m.
QUESTION
If
E
=
10
E = 10
E
=
10
J,
P
E
=
6
PE = 6
P
E
=
6
J at a point, find the kinetic energy.
QUESTION
Calculate the kinetic energy if
m
=
2
m = 2
m
=
2
kg and
v
=
3
v = 3
v
=
3
m/s.
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ANSWER
K
E
=
9
KE = 9
K
E
=
9
J. Using
K
E
=
1
2
m
v
2
=
1
2
(
2
)
(
3
)
2
=
9
KE = \frac{1}{2}mv^2 = \frac{1}{2}(2)(3)^2 = 9
K
E
=
2
1
m
v
2
=
2
1
(
2
)
(
3
)
2
=
9
J.
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