Power Systems Attenuation occurs due to resistance conductance inductance both 1 and 3 resistance conductance inductance both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.1 pu 0.2 pu 0.4 pu 0.5 pu 0.1 pu 0.2 pu 0.4 pu 0.5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station which has a high investment cost and low operating cost is usually operated as a Base load station. Peak load station. Minimum load station. None of above. Base load station. Peak load station. Minimum load station. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 MVA alternator operating at full load at 50 Hz. H = 4 MWsec/MVA, Td = 0.5 sec. One of the transmission line is tripped. So that output of generator is reduced to 70 MW. Find the frequency deviation during this time? 0.56 0.92 -0.92 -0.56 0.56 0.92 -0.92 -0.56 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The load current in short circuit calculations are neglected because short circuit currents are greatly out of phase with load currents both 1 and 2 short circuit currents are much larger than load currents nether 1 nor 2 short circuit currents are greatly out of phase with load currents both 1 and 2 short circuit currents are much larger than load currents nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For head and low discharge the water turbine used propeller turbine. Pelton wheel. Francis turbine. Kaplan wheel. propeller turbine. Pelton wheel. Francis turbine. Kaplan wheel. ANSWER DOWNLOAD EXAMIANS APP
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