Power Systems The insulation of the modern EHV lines is designed based on corona. R × I. the lighting voltage. the switch voltage. corona. R × I. the lighting voltage. the switch voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Communications lines are treated as any of the above medium transmission lines short transmission lines long transmission lines any of the above medium transmission lines short transmission lines long transmission lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 250 900 500 450 250 900 500 450 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Objectives of power system is/are both 1 and 2 Rated voltage and frequency has to be supplied to the consumers Cost of electrical energy per KWh is to be minimum nether 1 nor 2 both 1 and 2 Rated voltage and frequency has to be supplied to the consumers Cost of electrical energy per KWh is to be minimum nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MW capacity generator has a speed regulation of 4% for a frequency drop of 0.05 Hz. Find the power input supplied by the turbine for maintaining constant frequency? 10 MW 15 MW 20 MW 5 MW 10 MW 15 MW 20 MW 5 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The draw back of NR method as compare to Gauss-Seidel method is/are? large number of iterations None of these large requirement of computer memory both 1 and 2 large number of iterations None of these large requirement of computer memory both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP