Power Systems Uses of diesel power stations All of these standby plants. emergency plants. peak load plant. All of these standby plants. emergency plants. peak load plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The neutral of 10 MVA, 11 kV alternator is earthed through a resistance of 5 ohms. The fault ready is set to operate at 0.75 A. The current transformers have a ratio of 1000/5. What is the percentage of the alternator winding is protected? 15% 11.8% 88.2% 85% 15% 11.8% 88.2% 85% 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 0.707 leading power factor unity power factor 0.707 lagging power factor zero power factor 0.707 leading power factor unity power factor 0.707 lagging power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Rankine cycle, the work output from a turbine is given by change in internal energy between inlet and outlet. change in temperature between inlet and outlet. change of entropy between inlet and outlet. change of enthalpy between inlet and outlet. change in internal energy between inlet and outlet. change in temperature between inlet and outlet. change of entropy between inlet and outlet. change of enthalpy between inlet and outlet. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Making and breaking currents of 3 phase AC circuit breakers in power system are respectively in what form? any of the above RMS and RMS value RMS and Instantaneous value Instantaneous and RMS value any of the above RMS and RMS value RMS and Instantaneous value Instantaneous and RMS value ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum demand of a consumer is 2 kW and corresponding daily energy consumption is 30 units. What is the corresponding load factor? 50.5% 25% 75% 62.5% 50.5% 25% 75% 62.5% ANSWER DOWNLOAD EXAMIANS APP
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