Transmission & Distribution Skin effect is noticeable only at _____ frequencies. All High Audio Low All High Audio Low ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Power system stability is least affected by Reactance of generator Reactance of transmission line Losses Input torque Reactance of generator Reactance of transmission line Losses Input torque ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In ac system, additions and subtractions of currents are done Both vectorially & arithmetically None of the listed here Vectorially Arithmetically Both vectorially & arithmetically None of the listed here Vectorially Arithmetically ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Which of the following equipment is used to limit short circuit level in a substation? isolator Coupling capacitor Lightning switch Series reactor isolator Coupling capacitor Lightning switch Series reactor ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The term service mains refers to Primary transmission Secondary distribution Secondary transmission Primary distribution Primary transmission Secondary distribution Secondary transmission Primary distribution ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Which of the following is the demerit of a 'constant voltage transmission system'? Availability of steady voltage at all loads at the line terminals Improvement of power factor at times of moderate and heavy loads Possibility of better protection for the line due to possible use of higher terminal reactants Increase of short-circuit current of the system Availability of steady voltage at all loads at the line terminals Improvement of power factor at times of moderate and heavy loads Possibility of better protection for the line due to possible use of higher terminal reactants Increase of short-circuit current of the system ANSWER DOWNLOAD EXAMIANS APP
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