Power Systems The fact that current density is higher at the surface when compared to centre is known as skin effect All of these carona proximity effect skin effect All of these carona proximity effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems The area under a flow duration curve represents total of units of energy available. total quantity of run-off during that period. maximum rate of run-off during the period. total power available. total of units of energy available. total quantity of run-off during that period. maximum rate of run-off during the period. total power available. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be 8.936 pu 9.936 pu 7.936 pu 10.936 pu 8.936 pu 9.936 pu 7.936 pu 10.936 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems If in a line, resistance and reactance are found to be equal and regulation is zero, then load will have unity power factor 0.707 leading power factor 0.707 lagging power factor zero power factor unity power factor 0.707 leading power factor 0.707 lagging power factor zero power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when diameter decrease All of these resistivity decrease frequency decrease diameter decrease All of these resistivity decrease frequency decrease 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. two - thirds of maximum. zero. one - third of maximum. one - third of minimum. two - thirds of maximum. zero. one - third of maximum. ANSWER DOWNLOAD EXAMIANS APP
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