Power Systems Bonding is done at the both ends of the cable to reduce the sheath loss copper loss iron loss None of these sheath loss copper loss iron loss None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 5. 20. 3. 7. 5. 20. 3. 7. 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 high energy loss in boiler. low alternative efficiency. high energy loss from turbine exhaust to condenser. low steam turbine mechanical efficiency. high energy loss in boiler. low alternative efficiency. high energy loss from turbine exhaust to condenser. low steam turbine mechanical efficiency. 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? 0.76 Hz -0.76 Hz 0.85 Hz -0.85 Hz 0.76 Hz -0.76 Hz 0.85 Hz -0.85 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of modern EHV is designed based on lightning voltage. switching voltage. corona. RI. lightning voltage. switching voltage. corona. RI. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The characteristic impedance of a transmission line is Directly proportional to square root of its length. Directly proportional to its length. Independent of its length. Inversely proportional to square root of its length. Directly proportional to square root of its length. Directly proportional to its length. Independent of its length. Inversely proportional to square root of its length. ANSWER DOWNLOAD EXAMIANS APP
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