Transmission & Distribution In ac system, additions and subtractions of currents are done None of the listed here Vectorially Both vectorially & arithmetically Arithmetically None of the listed here Vectorially Both vectorially & arithmetically Arithmetically ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The following system is not generally used 1-phase 4-wire 3-phase 4-wire 3-phase 3-wire 1-phase 3-wire 1-phase 4-wire 3-phase 4-wire 3-phase 3-wire 1-phase 3-wire ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The spacing between phase conductors of a 220 kV line is approximately equal to 8.5 m 3.5 m 6 m 2 m 8.5 m 3.5 m 6 m 2 m ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution For transmission of power over a distance of 500 km, the transmission voltage should be in the range 60 to 100 kV 100 to 120 kV 20 to 50 kV 150 to 220 kV 60 to 100 kV 100 to 120 kV 20 to 50 kV 150 to 220 kV ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Which of the following is a static exciter? Rectifier Dc separately excited generator Amplidyne Rotrol Rectifier Dc separately excited generator Amplidyne Rotrol 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 Increase of short-circuit current of the system 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 Availability of steady voltage at all loads at the line terminals Increase of short-circuit current of the system 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 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS