1.
The total current in the given circuit equals _____.
A. 86 mA B. 170 mA
C. 42 mA D. 128 mA
Answer & Explanation
Answer: Option B
Explanation:
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2.
As additional resistors are connected to a parallel circuit, the total resistance will ___.
A. increase
B. increase by the value of the resistor being connected
C. decrease
D. remain unchanged
Answer & Explanation
Answer: Option C
Explanation:
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3.
An ammeter is connected in ______ with the branch resistor to measure branch current, and in ______ with the voltage supply to measure total parallel circuit current.
A. parallel, series
B. series, parallel
C. series, series
D. parallel, parallel
Answer & Explanation
Answer: Option C
Explanation:
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4.
The total current in the given circuit is ___.
A. 2.5 mA B. 0.6 mA
C. 1.5 mA D. 0.4 mA
Answer & Explanation
Answer: Option A
Explanation:
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5.
If the voltmeter indicates 12 V in the given circuit, the voltage across R2 equals ___.
A. 12 V
B. VS minus 12 V
C. 0 V
D. More information is needed to find the voltage across R2.
Answer & Explanation
Answer: Option A
Explanation:
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