Power Systems Proximity effect is more in case of same in both cases None of these power cables over head lines same in both cases None of these power cables over head lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following are the fertile materials U233 and Pu239. U238 and Th232. U238 and Th239. U238 and Pu239. U233 and Pu239. U238 and Th232. U238 and Th239. U238 and Pu239. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The use of high speed circuit breakers reduces the short circuit current. increased the short circuit current. improves system stability. decrease system stability. reduces the short circuit current. increased the short circuit current. improves system stability. decrease system stability. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An unloaded generator with a pre-fault voltage 1 pu has the following sequence impedance: Z0 = j 0.15 pu, Z1 = Z2 = j 0.25 pu The neutral is grounded with a reactance of 0.05 pu. The fault current in pu for single line to ground fault is 4.28 pu 7.25 pu 3.75 pu 2.5 pu 4.28 pu 7.25 pu 3.75 pu 2.5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under over excitation synchronous phase modifier works as series capacitor any of the above shunt reactor shunt capacitor series capacitor any of the above shunt reactor shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as skin effect unsymmetrical fault corona effect All of these skin effect unsymmetrical fault corona effect All of these ANSWER DOWNLOAD EXAMIANS APP
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