Electronics - Series Circuits

Exercise :: Series Circuits - General Questions

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.

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

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

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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

Answer: Option C

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

Answer: Option A

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

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.