Power Systems Buchholz relay is used for protection of bus bar. none of these. alternator. transformer. bus bar. none of these. alternator. transformer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm cosωt? 2.63 msec 1.47 msec 9.68 4.68 msec 2.63 msec 1.47 msec 9.68 4.68 msec ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.1 pu 0.5 pu 0.4 pu 0.2 pu 0.1 pu 0.5 pu 0.4 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following material is not used as fuse element? Aluminium. Silver. Copper. Carbon. Aluminium. Silver. Copper. Carbon. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following methods is/are used for reactive or voltage compensation generation excitation control All of these series capacitor shunt capacitor generation excitation control All of these series capacitor shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a pressurized water reactor heavy water is used as both coolant and moderator. both B and C. water is used at high pressure so that it is available is liquid from at about 280° C. the coolant water boils in the reactor core. heavy water is used as both coolant and moderator. both B and C. water is used at high pressure so that it is available is liquid from at about 280° C. the coolant water boils in the reactor core. ANSWER DOWNLOAD EXAMIANS APP
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