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All India SSC JE 2017 Electrical Engineering - Quiz 10

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Question 1

Assertion (A): It is always desirable to take the reading of an indicating instrument very close to the full-scale reading.
Reason (R): Accuracy of an indicating instrument is maximum at the full-scale deflection and error increases as reading comes closer to the beginning of the scale.

Question 2

Match List-I (Name of Instrument) with List-II (Frequency Range) and select the correct answer using the code given below the lists:
List-I
A) Telephone detector
B) Vibration galvanometer
C) Tunable amplifier
D) D’ Arsonval galvanometer
List-II
1) 200 Hz
2) 100 Hz
3) 1 kHz
4) dc

Question 3

Hay’s bridge is suitable for the measurement of which one of the following?

Question 4

Schering bridge can be used to measure which one of the following?

Question 5

In an electrodynamometer wattmeter
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Jun 13ESE & GATE EE