Power Systems A string insulator has 4 units. The voltage across the bottom most unit is 33.33% of total voltage. Its string efficiency is 66.66% 33.33% 75% 25% 66.66% 33.33% 75% 25% ANSWER DOWNLOAD EXAMIANS APP
Power Systems The amount of ash content in Indian coal 60 %. 35 %. 45 %. 20 %. 60 %. 35 %. 45 %. 20 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Alternate formation and breakage of bubbles are called water hamming. surgfication. All of these cavitations. water hamming. surgfication. All of these cavitations. ANSWER DOWNLOAD EXAMIANS APP
Power Systems String efficiency depends upon voltage rating of one SCR. no. of SCR in the string. voltage rating of whole string. all of these. voltage rating of one SCR. no. of SCR in the string. voltage rating of whole string. all of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The total number of strands(N) is concentrically stranded cable with total annular space filled with strands of uniform diameter is given by (if x is number of layers) N = 3x²+3x+1 N = 3x²-2x+1 N = 3x²-3x+1 N = 3x²-6x+1 N = 3x²+3x+1 N = 3x²-2x+1 N = 3x²-3x+1 N = 3x²-6x+1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following methods is/are used for reactive or voltage compensation series capacitor All of these generation excitation control shunt capacitor series capacitor All of these generation excitation control shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS