When a wave propagates on a transmission line, it suffers reflection several times at_____________?
A. tapg
B. load end
C. sending end
D. sending and other end
E. all of the above
A. tapg
B. load end
C. sending end
D. sending and other end
E. all of the above
A. Oil circuit breakers
B. Air blast circuit breakers
C. Minimum oil circuit breakers
D. All of the above
A. transient state of short-circuit current
B. sub-transient state of short-circuit current
C. steady state of short-circuit current
D. after D.C. component has ceased
A. 1 mega ohms
B. 10 mega ohms
C. 100 mega ohms
D. 500 mega ohms
A. arc suppressing blow out coils
B. wide separation of the opened contacts
C. high speed opening of contacts
D. all of the above
A. resistance, reactance or impedance
B. voltage and current
C. light intensity
D. temperature
E. all above
A. compensate for line inductive reactance
B. compensate for line capacitive reactance
C. improve line voltage
D. none of the above