Power Systems Surge impedance loading of a 3-phase, 400 kV transmission line is 400 Ω. The surge impedance loading is 400 MW 800 MW 1600 MW 200 MW 400 MW 800 MW 1600 MW 200 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The capacitance of an overhead transmission line increases with increase in height of conductors above ground neither 1 nor 2 both 1 and 2 increase in mutual geometrical mean distance increase in height of conductors above ground neither 1 nor 2 both 1 and 2 increase in mutual geometrical mean distance 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 incident current? 200 A 2500 A 100 A 250 A 200 A 2500 A 100 A 250 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pump storage schemes are used to improve the plant capacity factor as well as the load factor of the power system. the power factor. the diversity factor. the load factor. the plant capacity factor as well as the load factor of the power system. the power factor. the diversity factor. the load factor. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of the modern EHV lines is designed based on the switch voltage. corona. the lighting voltage. R × I. the switch voltage. corona. the lighting voltage. R × I. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm sinωt? 2.63 msec 4.68 msec 9.68 msec 1.47 msec 2.63 msec 4.68 msec 9.68 msec 1.47 msec ANSWER DOWNLOAD EXAMIANS APP
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