# Series circuits electronic interview question

26.

Which is a true statement about the circuit in the given circuit?

A.     The batteries are series-aiding and the total source voltage equals 21 V.
B.     The batteries are series-opposing and the total source voltage equals 3 V.
C.     The batteries are series-aiding and the total source voltage equals 3 V.
D.     The batteries are series-opposing and the total source voltage equals 21 V.

Explanation:

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27.

A series circuit current:
A.     remains the same through each component
B.     is the same as the individual resistances
C.     is subtracted by each component
D.     varies through each component

Explanation:

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28.

If R2 opens in the given circuit, what is the voltage at point B?

A.     +19.2 V
B.     +8.8 V
C.     +28 V
D.     –19.2 V

Explanation:

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29.

If 5 V and 16 V power supplies are connected in series-opposing, what is the total voltage?
A.     11 V
B.     16 V
C.     21 V
D.     80 V

Explanation:

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30.

What is the total resistance?

A.     0 k; there is no current
B.     2 k; the average
C.     3 k; the largest
D.     6 k; the sum