Power Systems A cable has inductance of 0.22 mH per km and capacitance of 0.202 µF per km. The surge impedance of the cable is 52 Ω 33 Ω 28 Ω 40 Ω 52 Ω 33 Ω 28 Ω 40 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of shunt compensation is/are smooth voltage regulation is possible by controlling excitation It requires less maintanance All of these single unit can be used as both capacitance and inductor by adjusting the excitation smooth voltage regulation is possible by controlling excitation It requires less maintanance All of these single unit can be used as both capacitance and inductor by adjusting the excitation ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of higher transmission voltage is/are Transmission line losses are reduced All of these Area of cross section and volume of the conductor is reduced Power transfer capability of the transmission line is increased Transmission line losses are reduced All of these Area of cross section and volume of the conductor is reduced Power transfer capability of the transmission line is increased ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following produces the radio interference in communication lines? both 1 and 2 None of these electro magnetic induction electro static induction both 1 and 2 None of these electro magnetic induction electro static induction ANSWER DOWNLOAD EXAMIANS APP
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 A power station has a maximum demand of 15 MW. The plant capacity is 20 MW. Find the reserve capacity of the plant? 10 MW 5 MW 20 MW 15 MW 10 MW 5 MW 20 MW 15 MW ANSWER DOWNLOAD EXAMIANS APP
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