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 1 pu 0.5 pu 0.8 pu 0.4 pu 1 pu 0.5 pu 0.8 pu 0.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Calorific value of solid fuel is expressed as KCal / lt. Cal / gm. KCal / gm. Cal / lt. KCal / lt. Cal / gm. KCal / gm. Cal / lt. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Radio interference occur in telecommunication line due to nether 1 nor 2 both 1 and 2 electro static induction electro magnetic induction nether 1 nor 2 both 1 and 2 electro static induction electro magnetic induction 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? 30.6 Kv 36. 36 kV 18.18 kV 100 kV 30.6 Kv 36. 36 kV 18.18 kV 100 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Peterson coil is used in case of transmission line for improve power factor reduce ferranti effect compensation of arcing grounds increase the voltage level improve power factor reduce ferranti effect compensation of arcing grounds increase the voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems The incremental fuel costs for two generating units G1 and G2 are given by Ic1 = 25 + 0.2 PG1 and Ic2 = 32 + 0.2 PG2, where PG1 and PG2 are real powers generated by the units. The economic allocation for a total load of 250 MW, neglecting transmission loss, is given by PG1 = 125 MW and PG2 = 125 MW PG1 = 109.75 MW and PG2 = 140.25 MW PG1 = 142.5 MW and PG2 = 107.5 MW PG1 = 100 MW and PG2 = 150 MW PG1 = 125 MW and PG2 = 125 MW PG1 = 109.75 MW and PG2 = 140.25 MW PG1 = 142.5 MW and PG2 = 107.5 MW PG1 = 100 MW and PG2 = 150 MW ANSWER DOWNLOAD EXAMIANS APP