A. resistance : ohm
B. capacitance : henry
C. inductance : farad
D. lumen : steradian
✅ The correct answer is option A.
Electrical Engineering MCQs
Cables, generally used beyond 66 kV are___________?
A. oil filled
B. S.L. type
C. belted
D. armoured
✅ The correct answer is option A.
One newton meter is same as_____________?
A. one watt
B. one joule
C. five joules
D. one joule second
✅ The correct answer is option B.
When a voltage of one volt is applied, a circuit allows one micro ampere current to flow through it. The conductance of the circuit is___________?
A. 1 n-mho
B. 106 mho
C. 1 milli-mho
D. none of the above
✅ The correct answer is option A.
The advantage of cables over overhead transmission lines is___________?
A. easy maintenance
B. low cost
C. can be used in congested areas
D. can be used in high voltage circuits
✅ The correct answer is option C.
Starters are used with D.C. motors because______________?
A. these motors have high starting torque
B. these motors are not self-starting
C. back e.m.f. of these motors is zero initially
D. to restrict armature current as there is no back e.m.f. while starting
✅ The correct answer is option D.
Which of the following can have negative temperature coefficient _____________?
A. Compounds of silver
B. Liquid metals
C. Metallic alloys
D. Electrolytes
✅ The correct answer is option D.
Which of the following could be lamina-proximately the thickness of laminations of a D.C. machine ?
A. 0.005 mm
B. 0.05 mm
C. 0.5 m
D. 5 m
✅ The correct answer is option C.
Ward Leonard method of speed control is basically a______________?
A. field control method
B. armature controlled method
C. field diverter
D. frequency control method
✅ The correct answer is option B.
Nichrome wire is an alloy of_____________?
A. lead and zinc
B. chromium and vanadium
C. nickel and chromium
D. copper and silver
✅ The correct answer is option C.