Power Systems The most suitable circuit breaker for short line fault without switching resistor is none of these. oil circuit breaker. air blast circuit breaker. SF6 breaker. none of these. oil circuit breaker. air blast circuit breaker. SF6 breaker. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect shows that the distribution of AC current is uniform through the cross section of the conductor current density is more at the surface of the condutor current density is lower at the surface of the condutor current density is more at the centre of the condutor the distribution of AC current is uniform through the cross section of the conductor current density is more at the surface of the condutor current density is lower at the surface of the condutor current density is more at the centre of the condutor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? -0.85 Hz 0.85 Hz -0.76 Hz 0.76 Hz -0.85 Hz 0.85 Hz -0.76 Hz 0.76 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal plant most of the energy is wasted in boiler ESP turbines condenser boiler ESP turbines condenser ANSWER DOWNLOAD EXAMIANS APP
Power Systems The annual depreciation of hydro power plant is about 20 - 25 %. 10 - 15 %. 15 - 20 %. 0.5 - 1.5 %. 20 - 25 %. 10 - 15 %. 15 - 20 %. 0.5 - 1.5 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used in case hill areas to over come the which problem? increase power factor All of these increase string efficiency unequal ice loading increase power factor All of these increase string efficiency unequal ice loading ANSWER DOWNLOAD EXAMIANS APP
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