Circuit Theorems – 1 – 3

11. Superposition theorem is not valid for :

(a) voltage responses
(b) current responses
(c) power responses
(d) all the three

ANSWER
Answer : (c)

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

12. Maximum power is transferred when load impedance is :

(a) equal to source impedance
(b) equal to half of the source impedance
(c) equal to zero
(d) none of the above

ANSWER
Answer : (a)

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

13. Superposition theorem is not applicable to networks containing :

(a) non-linear elements
(b) dependent voltage sources
(c) dependent current sources
(d) transformers

ANSWER
Answer : (a)

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

14. Three equal resistance of 3 Ω are connected in star. What is the resistance in one of the arms in an equivalent delta circuit ?

(a) 10 Ω
(b) 3 Ω
(c) 9 Ω
(d) 27 Ω

ANSWER
Answer : (c)

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

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