Power Systems If the diameter of the conductor is increased the resistance is increased the inductance is decreased no change in inductance and resistance the inductance is increased the resistance is increased the inductance is decreased no change in inductance and resistance the inductance is increased ANSWER DOWNLOAD EXAMIANS APP
Power Systems The capacitance of an overhead transmission line increases with increase in height of conductors above ground both 1 and 2 increase in mutual geometrical mean distance neither 1 nor 2 increase in height of conductors above ground both 1 and 2 increase in mutual geometrical mean distance neither 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For large plants of capacity for more than 15 MW, what type of cooling is used Air. Hydrogen. Water. Liquid. Air. Hydrogen. Water. Liquid. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Installation of capacitors at suitable locations and of optimum size in a distribution system results in All of these reduction of KVA rating of distribution transformers reduction in distribution power loss improved voltage regulation All of these reduction of KVA rating of distribution transformers reduction in distribution power loss improved voltage regulation ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays are used in protection of medium transmission lines? Mho relays Admittance relays Impedance relays any of the above Mho relays Admittance relays Impedance relays any of the above 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 = 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 PG1 = 125 MW and PG2 = 125 MW PG1 = 109.75 MW and PG2 = 140.25 MW ANSWER DOWNLOAD EXAMIANS APP