Power Systems Mho relay is used for the protection of short length lines. long transmission lines. medium length lines. no length criterion. short length lines. long transmission lines. medium length lines. no length criterion. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. The line is connected to a generator delivering 200 MW. Find the load angle with out and with compensation respectively? 30° and 26° 30° and 45° 26° and 30° 45° and 26° 30° and 26° 30° and 45° 26° and 30° 45° and 26° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Differential relays does not used for which of the following faults? faults within a generator through faults faults within a transformer both 1 and 2 faults within a generator through faults faults within a transformer both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which device is used for protection of equipment from from damage caused by overload or short circuit? lightning arrester circuit breaker CVT current transformer lightning arrester circuit breaker CVT current transformer ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be 250 Amp. 350 Amp. 300 Amp. 200 Amp. 250 Amp. 350 Amp. 300 Amp. 200 Amp. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used for protection of equipment from external lightning protection of equipment from short circuits protection of equipment from open circuits All of these protection of equipment from external lightning protection of equipment from short circuits protection of equipment from open circuits All of these ANSWER DOWNLOAD EXAMIANS APP
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