Power Systems Earthing switch is used for All of these discharging residual energies measuring of safety voltage protection of equipment from ground faults All of these discharging residual energies measuring of safety voltage protection of equipment from ground faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal power plants the size of coal after crushing 200 - 205 mm. 20 - 25 mm. 40 mm. 300 mm. 200 - 205 mm. 20 - 25 mm. 40 mm. 300 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance of a circuit element is 0.30. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be 0.0060 0.0030 0.60 0.30 0.0060 0.0030 0.60 0.30 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand? 1.5 cm 1 cm 5 cm 15 cm 1.5 cm 1 cm 5 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the disadvantages of phase modifiers? It consumes both active and reactive power Initial cost of synchronous phase modifier is higher All of these It requires more maintenance because of running equipment It consumes both active and reactive power Initial cost of synchronous phase modifier is higher All of these It requires more maintenance because of running equipment ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive sequence reactance will be equal to negative sequence if the equipment is none of these. generator. transformer and transmission lines. motor. none of these. generator. transformer and transmission lines. motor. ANSWER DOWNLOAD EXAMIANS APP
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