Model Energy Transfer Computationally
Physics · Flashcards · Application
PHYSICS · FLASHCARDS
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QUESTION
Find work
W
W
W
for
F
=
10
N
F=10\,\text{N}
F
=
10
N
,
d
=
5
m
d=5\,\text{m}
d
=
5
m
, and
θ
=
60
∘
\theta=60^\circ
θ
=
6
0
∘
.
QUESTION
Find heat
Q
Q
Q
for
m
=
0.50
kg
m=0.50\,\text{kg}
m
=
0.50
kg
,
c=4000\,\text{J/(kg\cdot ^\circ C)}
,
Δ
T
=
2
∘
C
\Delta T=2\,^\circ\text{C}
Δ
T
=
2
∘
C
.
QUESTION
Find spring energy
U
s
U_s
U
s
for
k
=
200
N/m
k=200\,\text{N/m}
k
=
200
N/m
and
x
=
0.10
m
x=0.10\,\text{m}
x
=
0.10
m
.
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ANSWER
1
J
1\,\text{J}
1
J
.
U
s
=
1
2
(
200
)
(
0.1
)
2
=
1
2
(
200
)
(
0.01
)
=
1
J
U_s = \frac{1}{2}(200)(0.1)^2 = \frac{1}{2}(200)(0.01) = 1\,\text{J}
U
s
=
2
1
(
200
)
(
0.1
)
2
=
2
1
(
200
)
(
0.01
)
=
1
J
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