Exercise: Parallel Circuits

Questions for: Parallel Circuits

What would these meter readings indicate about the circuit in the given circuit?

Meter Readings: I = 7.6 mA, V = 12 V

A:
R1 is open.
B:
R2 is open.
C:
The fuse is open.
D:
The circuit is operating normally.
Answer: B
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Which component is shorted?

mcq4_1012_1.gif
A:
R1
B:
R2
C:
R3
D:
R4
Answer: D
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If two parallel-connected resistors dissipate 6 watts and 10 watts of power, then what is the total power loss?
A:
3.75 watts
B:
4 watts
C:
16 watts
D:
60 watts
Answer: C
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In the given circuit, Channel 1 of the stereo amplifier outputs 12 V to the speakers. How much total current is the amplifier providing to the speakers?

A:
0 A
B:
1.5 A
C:
3 A
D:
More information is needed to find the total current provided to the speakers.
Answer: C
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A parallel circuit differs from a series circuit in that a parallel circuit has
A:
no path for current flow
B:
fewer paths for current flow
C:
one path for current flow
D:
more than one path for current flow
Answer: D
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