Power Systems How to find the total number of strands (N) when number of layers (x) are given Total number of strands N = 3x² + 3x + 1 Total number of strands N = 3x² - 3x + 1 Total number of strands N = 3x² - 3x - 1 Total number of strands N = 3x² + 3x - 1 Total number of strands N = 3x² + 3x + 1 Total number of strands N = 3x² - 3x + 1 Total number of strands N = 3x² - 3x - 1 Total number of strands N = 3x² + 3x - 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Most commonly used material for insulator is glass porcelain All of these mica glass porcelain All of these mica ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a fault occurs on any feeder, the fault current is much lower than with unsectional bus bar. equal to unsectional bus bar. none of these. much higher than with unsectional bus bar. much lower than with unsectional bus bar. equal to unsectional bus bar. none of these. much higher than with unsectional bus bar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the rated receiving end voltage is 33 kV, then what are the limits for safe operation of equipments? 33 to 50 kV any voltage above 33 kV 25 to 35 kV 31.35 to 34.65 kV 33 to 50 kV any voltage above 33 kV 25 to 35 kV 31.35 to 34.65 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission lines are transposed to reduce skin effect proximity effect interference with neighbouring communication lines ferranti effect skin effect proximity effect interference with neighbouring communication lines ferranti effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rating of CB is in terms of voltage. volt - ampere. VAR. current. voltage. volt - ampere. VAR. current. ANSWER DOWNLOAD EXAMIANS APP
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