Power Systems A thermal protection relay provides protection against what? Over load Short circuit any of the above Temperature Over load Short circuit any of the above Temperature ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is maximum any of the above zero infinity maximum any of the above zero infinity ANSWER DOWNLOAD EXAMIANS APP
Power Systems What type of back up protection is used for alternators? IDMT relay. Mho relay. Buchholz relay. Impedance relay. IDMT relay. Mho relay. Buchholz relay. Impedance relay. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠°90 Ω, C = 0.5*10^-6∠90° ℧. Find Charging current under no load? 1.144∠90° A/phase 0.144∠90° A/phase 0.512∠90° A/phase 0.344∠90° A/phase 1.144∠90° A/phase 0.144∠90° A/phase 0.512∠90° A/phase 0.344∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating time of pumped storage plant is low very high high can't say low very high high can't say ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum efficiency of modern coal fired steam raising thermal power plants is restricted to about 035 (a low value), mainly because of high energy loss in boiler. low alternative efficiency. high energy loss from turbine exhaust to condenser. low steam turbine mechanical efficiency. high energy loss in boiler. low alternative efficiency. high energy loss from turbine exhaust to condenser. low steam turbine mechanical efficiency. ANSWER DOWNLOAD EXAMIANS APP
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