Power Systems If we increase the length of the transmission line, the charging current None of these decreases remains unaffected increases None of these decreases remains unaffected increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Breaking current is a ------------------ value? RMS average maximum any of the above RMS average maximum any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The angular moment of 10 MVA generator is 0.2. Find the new value of angular moment for 20 MVA base? 0.25 pu 0.4 pu 0.1 pu 0.2 pu 0.25 pu 0.4 pu 0.1 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? 50 Hz 0.48 Hz 0.52 Hz -0.52 Hz 50 Hz 0.48 Hz 0.52 Hz -0.52 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems A penstock is used as a condition between the turbine and discharge drain. none of above. the dam and the turbine in a hydro station. the heat ex-changer and the turbine in nuclear power plant. the turbine and discharge drain. none of above. the dam and the turbine in a hydro station. the heat ex-changer and the turbine in nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In nuclear power plants which material is/are used as coolant? graphite liquid sodium beryllium All of these graphite liquid sodium beryllium All of these ANSWER DOWNLOAD EXAMIANS APP
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