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 Gas coolled reactor both B and C. use heavy water as coolant as well as moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. use CO2. or helium as coolant and graphite the moderator. both B and C. use heavy water as coolant as well as moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. use CO2. or helium as coolant and graphite the moderator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bonding is done at the both ends of the cable to reduce the copper loss None of these iron loss sheath loss copper loss None of these iron loss sheath loss ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 0.200 pu. 0.125 pu. 0.075 pu. 3.000 pu. 0.200 pu. 0.125 pu. 0.075 pu. 3.000 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead -6.92% 6.92% -10% 10% -6.92% 6.92% -10% 10% ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence impedances of a transmission line are 0.5,0.5 and 1.1 pu respectively. The self (Zs) and mutual (Zm) impedances of the line will be given by Zs = 0.5 pu, Zm =0.6 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.5 pu, Zm =0.6 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.2 pu, Zm =0.7 pu ANSWER DOWNLOAD EXAMIANS APP
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