Power Systems Differential relays does not used for which of the following faults? faults within a transformer faults within a generator both 1 and 2 through faults faults within a transformer faults within a generator both 1 and 2 through faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal power stations, economiser will increase the thermal efficiency both 2 and 3 reduce the thermal efficiency reduce the heat increase the thermal efficiency both 2 and 3 reduce the thermal efficiency reduce the heat ANSWER DOWNLOAD EXAMIANS APP
Power Systems Peterson coil is used in case of transmission line for improve power factor reduce ferranti effect compensation of arcing grounds increase the voltage level improve power factor reduce ferranti effect compensation of arcing grounds increase the voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for the protection of short length lines. medium length lines. long transmission lines. no length criterion. short length lines. medium length lines. long transmission lines. no length criterion. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal power plants the size of coal after crushing 40 mm. 200 - 205 mm. 300 mm. 20 - 25 mm. 40 mm. 200 - 205 mm. 300 mm. 20 - 25 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The characteristic impedance of a transmission on line is Directly proportional to square root of its length. Directly proportional to its length. Independent of its length. Inversely proportional to its length. Directly proportional to square root of its length. Directly proportional to its length. Independent of its length. Inversely proportional to its length. ANSWER DOWNLOAD EXAMIANS APP
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