H.R.C. fuse, as compared to a rewirable fuse, has ?
A. no ageing effect
B. high speed of operation
C. high rupturing capacity
D. all of the above
D. all of the above
Switchgear and Protection MCQs
Switchgear and Protection MCQs. Multiple Choice Questions with Answers on the topic of Switchgear and Protection in Electrical Engineering and related fields.
The fuse blows off by ?
A. burning
B. arcing
C. melting
D. none of the above
C. melting
Series capacitors are used to ?
A. compensate for line inductive reactance
B. compensate for line capacitive reactance
C. improve line voltage
D. none of the above
A. compensate for line inductive reactance
The steady state stability of the power system can be increased by ?
A. connecting lines in parallel
B. connecting lines in series
C. using machines of high impedance
D. reducing the excitation of machines
E. none of the above
A. connecting lines in parallel
A fuse is connected ?
A. in series with circuit
B. in parallel with circuit
C. either in series or in parallel with circuit
D. none of the above
A. in series with circuit