Power Systems The conductor carries more current on surface as compared to core. This is called as All of these unsymmetrical fault skin effect corona effect All of these unsymmetrical fault skin effect corona effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Efficiency of thermal power plant can be taken as generator efficiency. product of efficiencies of all stages. turbine efficiency. efficiency of thermal cycle. generator efficiency. product of efficiencies of all stages. turbine efficiency. efficiency of thermal cycle. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The surge impedance of a 400 km long overhead transmission line is 420 Ω. For a 200 km length of the same line, the surge impedance will be 840 Ω 420 Ω 210 Ω 400 Ω 840 Ω 420 Ω 210 Ω 400 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station has a maximum demand of 15 MW. The plant capacity is 20 MW. Find the reserve capacity of the plant? 20 MW 5 MW 15 MW 10 MW 20 MW 5 MW 15 MW 10 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earthing switch is used for discharging residual energies measuring of safety voltage protection of equipment from ground faults All of these discharging residual energies measuring of safety voltage protection of equipment from ground faults All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Buchholz relay Differential relay Over current relay Over fluxing relay Buchholz relay Differential relay Over current relay Over fluxing relay ANSWER DOWNLOAD EXAMIANS APP
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