Power Systems Mho relay is used for protection of medium lines. short lines. none of these. long lines. medium lines. short lines. none of these. long lines. 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 low alternative efficiency. high energy loss in boiler. high energy loss from turbine exhaust to condenser. low steam turbine mechanical efficiency. low alternative efficiency. high energy loss in boiler. high energy loss from turbine exhaust to condenser. low steam turbine mechanical efficiency. ANSWER DOWNLOAD EXAMIANS APP
Power Systems IF the time of operation of a relay for unity TMS is 10 sec then the time of operation for 0.5 TMS is none of these. 20 sec. 5 sec. 10 sec. none of these. 20 sec. 5 sec. 10 sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the advantages of synchronous phase modifier over the shunt compensation? single unit can be used as both capacitance and inductor by adjusting the excitation both 1 and 2 initial cost is low smooth voltage regulation is possible by controlling excitation single unit can be used as both capacitance and inductor by adjusting the excitation both 1 and 2 initial cost is low smooth voltage regulation is possible by controlling excitation ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand? 1.5 cm 5 cm 1 cm 15 cm 1.5 cm 5 cm 1 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Power Systems Proximity effect depends on frequency distance between the conductors All of these relative permeability frequency distance between the conductors All of these relative permeability ANSWER DOWNLOAD EXAMIANS APP
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