Power Systems Maximum power capacity of a transmission line can be increased by decreasing reactance value either 1 or 2 increasing voltage level nether 1 nor 2 decreasing reactance value either 1 or 2 increasing voltage level nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a three-phase system, when the loads are perfectly balanced, the neutral current is one - third of minimum. zero. two - thirds of maximum. one - third of maximum. one - third of minimum. zero. two - thirds of maximum. one - third of maximum. 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. 0.075 pu. 0.125 pu. 3.000 pu. 0.200 pu. 0.075 pu. 0.125 pu. 3.000 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For n bus power system size of Y bus matrix is (n-1)×(n-1) (n-2)×(n-2) (n-1)×(n-2) n×n (n-1)×(n-1) (n-2)×(n-2) (n-1)×(n-2) n×n ANSWER DOWNLOAD EXAMIANS APP
Power Systems Four identical alternators each are rated for 20 MVA, 11 KV having a subtransient reactance of 16% are working in parallel. The short circuit level at the busbar is 125 MVA 500 MVA 400 MVA 100 MVA 125 MVA 500 MVA 400 MVA 100 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems For complete protection of 3-phase system from the short circuit faults minimum number of relays required are one six two three one six two three ANSWER DOWNLOAD EXAMIANS APP
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