Explain Energy Transfer Via Fields
Physics · Flashcards · Application
PHYSICS · FLASHCARDS
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QUESTION
Calculate the gravitational potential energy change for
m
=
2
kg
m=2\,\text{kg}
m
=
2
kg
raised by
0
˘
00
a
D
e
l
t
a
h
=
4
m
\u000aDelta h=4\,\text{m}
0
˘
00
a
D
e
l
t
ah
=
4
m
with
g
=
10
N kg
−
1
g=10\,\text{N kg}^{-1}
g
=
10
N kg
−
1
.
QUESTION
Calculate the work done by a uniform field force
F
=
5
N
F=5\,\text{N}
F
=
5
N
over
d
=
3
m
d=3\,\text{m}
d
=
3
m
.
QUESTION
Calculate the work done: a
5
N
5\,\text{N}
5
N
field force moves an object
3
m
3\,\text{m}
3
m
in the force direction.
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ANSWER
15
J
15\,\text{J}
15
J
. Using
W
=
F
d
W = Fd
W
=
F
d
:
5
N
×
3
m
=
15
J
5\,\text{N} \times 3\,\text{m} = 15\,\text{J}
5
N
×
3
m
=
15
J
.
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