Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

WHICH_OF_THE_FOLLOWING_DEVICES_CANNOT_BE_USE_POTENTIOMETER_AS_CALIBRATING_DEVICE??$

A. Watt meter
B. Energy meter
C. Voltmeter
D. All of the mentioned
Answer» E.
Discussion
2.

At_null_position,_galvanometer_reading_will_be________________$

A. Maximum
B. Zero
C. Unchanged for further reading
D. None
Answer» C. Unchanged for further reading
Discussion
3.

A potentiometer cannot be used for calibration of ammeter?

A. True
B. False
Answer» C.
Discussion
4.

Power consumption of unknown source connected will be _____________

A. Very high
B. Very low
C. Zero ideally
D. Always constant
Answer» D. Always constant
Discussion
5.

Galvanometer is used for _________________

A. Calibration of potentiometer
B. Indication of null position
C. Providing stability
D. All of the mentioned
Answer» C. Providing stability
Discussion
6.

Which of the following is not possible?

A. Constant current potentiometer
B. Constant resistance potentiometer
C. Thermocouple potentiometer
D. None of the mentioned
Answer» E.
Discussion
7.

Which of the following cannot be measured using potentiometer?

A. DC voltage
B. Temperature
C. Resistance
D. None of the mentioned
Answer» E.
Discussion
8.

Galvanometer used should be calibrated first.

A. True
B. False
Answer» C.
Discussion
9.

Which of the following device is used for calibration of potentiometer?

A. Electrochemical cell
B. Galvanometer
C. Variable dc source
D. All of the mentioned
Answer» B. Galvanometer
Discussion
10.

Standardization of potentiometer is used for ________________

A. Accuracy
B. Accuracy in measurement
C. Use of low voltage sources
D. None of the mentioned
Answer» D. None of the mentioned
Discussion
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