Power Systems A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base? 0.2 pu 1 pu 0.25 pu 5 pu 0.2 pu 1 pu 0.25 pu 5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The specific speed of water turbine is the speed at which the turbine develops unit horse power at unit head. a minimum horse power. maximum horse power. unit horse power at all heads. unit horse power at unit head. a minimum horse power. maximum horse power. unit horse power at all heads. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the transmitted voltage? 18.18 kV 30.6 Kv 36. 36 kV 100 kV 18.18 kV 30.6 Kv 36. 36 kV 100 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Equal area criterion gives the information regarding swing curves absolute stability stability region relative stability swing curves absolute stability stability region relative stability ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gas coolled reactor use CO2. or helium as coolant and graphite the moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. use heavy water as coolant as well as moderator. both B and C. use CO2. or helium as coolant and graphite the moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. use heavy water as coolant as well as moderator. both B and C. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of high energy loss in boilers low steam turbine mechanical efficiency high energy loss in condenser low alternator efficiency high energy loss in boilers low steam turbine mechanical efficiency high energy loss in condenser low alternator efficiency ANSWER DOWNLOAD EXAMIANS APP
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