Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Over current relay Buchholz relay Over fluxing relay Differential relay Over current relay Buchholz relay Over fluxing relay Differential relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona loss is ----------------- on hilly areas than as plain areas. more None of these remain same less more None of these remain same less ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of pumped storage plants is/are All of these operating time is minimum most economical as a peak load supply plant used as load frequency control All of these operating time is minimum most economical as a peak load supply plant used as load frequency control ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 0.6 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 0.6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rate of rise of restricting voltage depends upon the Inductance of the system. Type of CB. Capacitance of the system. Inductance and capacitance of the system. Inductance of the system. Type of CB. Capacitance of the system. Inductance and capacitance of the system. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes is Francis. Kaplan. Pelton. Impeller. Francis. Kaplan. Pelton. Impeller. ANSWER DOWNLOAD EXAMIANS APP