Power Systems Condition for maximum voltage regulation tanφ = R/X cosφ = X/R cosφ = R/X tanφ = X/R tanφ = R/X cosφ = X/R cosφ = R/X tanφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems The presence of earth in case of overhead lines increase capacitance increase inductance decrease inducatance decrease capacitance increase capacitance increase inductance decrease inducatance decrease capacitance ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has a diameter of 2 cm has internal inductance of 0.05 mH/Km. If this ACSR is replaced with another having a diameter of 4 cm then its internal inductance is 0.1 mH/Km 0 mH/Km 0.05 mH/Km 0.025 mH/Km 0.1 mH/Km 0 mH/Km 0.05 mH/Km 0.025 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of pumped storage plants is/are operating time is minimum most economical as a peak load supply plant All of these used as load frequency control operating time is minimum most economical as a peak load supply plant All of these used as load frequency control ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines? 8 2 4 5 8 2 4 5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The load current in short circuit calculations are neglected because both 1 and 2 short circuit currents are greatly out of phase with load currents short circuit currents are much larger than load currents nether 1 nor 2 both 1 and 2 short circuit currents are greatly out of phase with load currents short circuit currents are much larger than load currents nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP