Power Systems Which of the following relays is/are unit protection relays? over current relays Differential relays both 1 and 2 Buccholz relays over current relays Differential relays both 1 and 2 Buccholz relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 50 Hz is 1 kW/km per phase. What is the corona loss at 60 Hz in kW/km per phase? 0.89 1.25 1.13 1 0.89 1.25 1.13 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power stations is mainly used to cover peak load on the system? coal based thermal power plant pumped storage hydro power plant nuclear plant gas based thermal power plant coal based thermal power plant pumped storage hydro power plant nuclear plant gas based thermal power plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems Fault calculations using computer are usually done by Z bus method Y bus method None of these either 1 or 2 Z bus method Y bus method None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If all the sequence voltages at the fault point in a power system are equal, then the fault point is a LLG LLL LL LG LLG LLL LL LG ANSWER DOWNLOAD EXAMIANS APP
Power Systems The amount of ash content in Indian coal 35 %. 20 %. 60 %. 45 %. 35 %. 20 %. 60 %. 45 %. ANSWER DOWNLOAD EXAMIANS APP
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