Power Systems What type of back up protection is used for alternators? IDMT relay. Mho relay. Impedance relay. Buchholz relay. IDMT relay. Mho relay. Impedance relay. Buchholz relay. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To reduce the radio interference which line is/are transposed? either 1 or 2 None of these Power line Both power and telecommunication lines either 1 or 2 None of these Power line Both power and telecommunication lines 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 20 4 8 10 20 4 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The fact that current density is higher at the surface when compared to centre is known as proximity effect All of these skin effect carona proximity effect All of these skin effect carona ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona is accompanied by power loss and interference hissing sound violet visible light All of these power loss and interference hissing sound violet visible light All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The draw back of NR method as compare to Gauss-Seidel method is/are? both 1 and 2 large number of iterations None of these large requirement of computer memory both 1 and 2 large number of iterations None of these large requirement of computer memory ANSWER DOWNLOAD EXAMIANS APP
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