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AC & DC Bridges – 1 – 3

11. Low resistance is measured by :

(a) De Sauty’s bridge
(b) Maxwell’s bridge
(c) Kelvin’s double bridge
(d) Wien bridge

Answer
Answer : (c)

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

12. The following detector is generally used in AC bridges for audio frequency range :

(a) AC volt meter
(b) C.R.O.
(c) Headphones
(d) Vibration galvanometer

Answer
Answer : (c)

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

13. Which of the following is used to measure the leakage resistance of a capacitor ?

(a) Megger
(b) Schering bridge
(c) Potentiometer
(d) Loss of charge method

Answer
Answer : (b)

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

14. The necessary’ conditions for balancing of AC bridges are
(i) The product of the magnitude of the opposite arms must be equal
(ii) The sum of the phase angles of the opposite arm must be equal

(a) T,T
(b) T,F
(c) F,T
(d) F,F

Answer
Answer : (a)

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

15. Inductance is measured by :

(a) Wien bridge
(b) Schering bridge
(c) Maxwell’s bridge
(d) Owen bridge

Answer
Answer : (c)

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

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