Conservation of Electric Energy
AP Physics C Electricity and Magnetism · Flashcards · Application
AP PHYSICS C ELECTRICITY AND MAGNETISM · FLASHCARDS
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QUESTION
Calculate the work done moving
3
C
3 \text{ C}
3
C
through
10
V
10 \text{ V}
10
V
.
QUESTION
Find the potential energy change for
q
=
2
C
q = 2 \text{ C}
q
=
2
C
moving from
3
V
3 \text{ V}
3
V
to
5
V
5 \text{ V}
5
V
.
QUESTION
Calculate power consumed by a
5
A
5 \text{ A}
5
A
current through
10
V
10 \text{ V}
10
V
.
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ANSWER
50
W
50 \text{ W}
50
W
. Power equals current times voltage:
5
×
10
5 \times 10
5
×
10
.
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