Power Systems For some given transmission line the expression for voltage regulation is given by (Vs - Vr)/Vr *100%. Hence, this expression is true for any line None of these this may either be a medium line or short line this must be a short line this expression is true for any line None of these this may either be a medium line or short line this must be a short line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following is a medium and low head turbines Francis and Kaplan turbines. Kaplan and Francis turbines. None of above. Pelton and Kaplan turbines. Francis and Kaplan turbines. Kaplan and Francis turbines. None of above. Pelton and Kaplan turbines. 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 0.2 pu 0.1 pu 0.25 pu 0.4 pu 0.2 pu 0.1 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Rankine cycle efficiency of a steam power plant is of 30 - 45 %. 20 - 30 %. 45 - 80 %. 60 - 80 %. 30 - 45 %. 20 - 30 %. 45 - 80 %. 60 - 80 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission line positive sequence reactance Xs +2 Xm 2Xs + Xm Xm - Xs Xs - Xm Xs +2 Xm 2Xs + Xm Xm - Xs Xs - Xm ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications Ash handling unit. Pulversing unit. Condenser. Cooling tower. Ash handling unit. Pulversing unit. Condenser. Cooling tower. ANSWER DOWNLOAD EXAMIANS APP
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