AC Bridges MCQ Questions| AC Bridges Questions & Answers

AC Bridges MCQ Questions

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Maxwell-Wien bridge is used for measuring


(a) capacitance (b) dielectric loss
(c) inductance (d) phase angle

Maxwellโ€™s L/C bridge is so-called because


(a) it employs L and C in two arms
(b) ratio L/C remains constant
(c) for balance, it uses two opposite impedances in opposite arms
(d) balance is obtained when L = C

โ€ฆโ€ฆ.. bridge is used for measuring an unknown inductance in terms of a known capacitance and resistance.


(a) Maxwellโ€™s L/C (b) Hayโ€™s
(c) Owen (d) Anderson

Anderson bridge is a modification of โ€ฆโ€ฆ. bridge.


(a) Owen (b) Hayโ€™s
(c) De Sauty (d) Maxwell-Wien

Hayโ€™s bridge is particularly useful for measuring


(a) inductive impedance with large phase angle
(b) mutual inductance
(c) self inductance
(d) capacitance and dielectric loss

The most useful ac bridge for comparing the capacitances of two air capacitors is โ€ฆโ€ฆโ€ฆ bridge.


(a) Schering (b) De Sauty
(c) Wien series (d) Wien parallel

The heaviside-Campbell Equal Ratio bridge is used for measuring


(a) self-inductance in terms of mutual inductance
(b) capacitance in terms of inductance
(c) dielectric loss of an imperfect capacitor
(d) phase angle of a coil

ANSWERS

c 2. c 3. d 4. d 5. a 6. b 7. a

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