Power Systems A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications Cooling tower. Pulversing unit. Ash handling unit. Condenser. Cooling tower. Pulversing unit. Ash handling unit. Condenser. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the surge impedance of a line when inductance is 160 mH and capacitance is 1µF? 400 Ω 800 Ω 200 Ω 160 Ω 400 Ω 800 Ω 200 Ω 160 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 0.4 pu 0.8 pu 0.5 pu 1 pu 0.4 pu 0.8 pu 0.5 pu 1 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Telecommunication lines are transposed to reduce the voltage level radio interference in communication lines All of these efficiency voltage level radio interference in communication lines All of these efficiency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Radio interference occur in telecommunication line due to electro magnetic induction electro static induction both 1 and 2 nether 1 nor 2 electro magnetic induction electro static induction both 1 and 2 nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the stator faults? over current Inter phase faults failure of excitation All of these over current Inter phase faults failure of excitation All of these ANSWER DOWNLOAD EXAMIANS APP
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