- (A) inrush protection
- (B) distance protection
- (C) time graded and current graded over current protection
- (D) both (B) and (C)
- (E) none of the above
Electrical Engineering Mcqs
- (A) current wave only
- (B) voltage wave only
- (C) Both (A) and (B)
- (D) power factor wave only
- (A) required to operate the circuit breaker
- (B) absorbed by the circuit of relay
- (C) developed by the relay circuit
- (D) none of the above
- (A) lengthening of the gap
- (B) cooling and blast effect
- (C) both (A) and (B)
- (D) deionizing the oil with forced air
- (E) none of the above
- (A) the spring tension
- (B) the rate of flux built up
- (C) armature core air gap
- (D) all of the above
- (A) resistance, reactance or impedance
- (B) voltage and current
- (C) light intensity
- (D) temperature
- (E) all above
- (A) good selectivity and reliability
- (B) economy and simplicity
- (C) high speed and selectivity
- (D) all of the above
- (A) two currents
- (B) two voltages
- (C) two or more similar electrical quantities
- (D) none of the above
- (A) current during abnormal condition
- (B) voltage during abnormal condition
- (C) constantly the electrical quantities which differ during normal and abnormal conditions
- (D) none of the above
- (A) 0.003 sec
- (B) 0.001 sec
- (C) 0.01 sec
- (D) 0.10 sec
- (E) none of the above
