Power Systems The most commonly used material for insulators of overhead lines is glass mica PVC porcelain glass mica PVC porcelain ANSWER DOWNLOAD EXAMIANS APP
Power Systems Skin effect depends on frequency conductivity All of these relative permeability frequency conductivity All of these relative permeability ANSWER DOWNLOAD EXAMIANS APP
Power Systems Calorific value of solid fuel is expressed as Cal / gm. KCal / lt. Cal / lt. KCal / gm. Cal / gm. KCal / lt. Cal / lt. KCal / gm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? Due to corona, interference increases power loss increases All of these charging current increases interference increases power loss increases All of these charging current increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems If in a line, resistance and reactance are found to be equal and regulation is zero, then load will have zero power factor unity power factor 0.707 lagging power factor 0.707 leading power factor zero power factor unity power factor 0.707 lagging power factor 0.707 leading power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays are used in protection of medium transmission lines? any of the above Impedance relays Mho relays Admittance relays any of the above Impedance relays Mho relays Admittance relays ANSWER DOWNLOAD EXAMIANS APP
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