Computer Programming MCQs

5739 MCQs  (Page 287 of 574)

The pointer of an indicating instrument should be______________?
A. Very light
B. Very heavy
C. Either a. or b.
D. Neither a. nor b.
The switch board instruments________________?
A. Should be mounted in vertical position
B. Should be mounted in horizontal position
C. Either a. or b.
D. Neither a. nor b.
An ammeter is a______________?
A. Secondary instrument
B. Absolute instrument
C. Recording instrument
D. Integrating instrument
The household energy meter is_______________?
A. An indicating instrument
B. A recording instrument
C. An integrating instrument
D. None of the above
Which of the following is an essential part of a motor meter ?
A. An operating torque system
B. A braking device
C. Revolution registering device
D. All of the above
Murray loop test can be used for location of________________?
A. Ground fault on a cable
B. Short circuit fault on a cable
C. Both the ground fault and the short-circuit fault
D. None of the above
An ohmmeter is a____________?
A. Moving iron instrument
B. Moving coil instrument
C. Dynamometer instrument
D. None of the above
It is required to measure the true open circuit e.m.f. of a battery. The best device is_____________?
A. D.c. voltmeter
B. Ammeter and a known resistance
C. D.c. potentiometer
D. None of the above
The electrical power to a meggar is provided by________________?
A. Battery
B. Permanent magnet d.c. generator
C. Ac. generator
D. Any of the above