Power Systems If in a line, resistance and reactance are found to be equal and regulation is zero, then load will have 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 zero power factor unity power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 50 Hz, 17.32 kV generator is connected to a power system. The system reactance and capacitance per phase are 10 mH and 0.2 mF respectively. What is the maximum voltage across the contacts of the circuit breaker at an instant when it passes through zero? 29.28 kV 31.28 kV 30.28 kV 28.28 kV 29.28 kV 31.28 kV 30.28 kV 28.28 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generated station has a maximum demand of 30 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is 5 MW 6 MW 12 MW 10 MW 5 MW 6 MW 12 MW 10 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A Pelton wheel turbine having a rated speed of 300 rpm is connected to an alternator to produce power at 50 Hz. The number of poles required in the alternator is 8 10 4 20 8 10 4 20 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power plant is generally used as a/an Any of above. Standby/emergency plant. Peak loads. Base load. Any of above. Standby/emergency plant. Peak loads. Base load. ANSWER DOWNLOAD EXAMIANS APP
Power Systems ACSR means all conductor steel reinforced Aluminium core steel reinforced Aluminium conductor steel reinforced Aluminium copper steel reinforced all conductor steel reinforced Aluminium core steel reinforced Aluminium conductor steel reinforced Aluminium copper steel reinforced ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS