Power Systems Which of the following statements is/are true regarding HVDC? There is no skin effect in dc line All of these HVDC can utilize earth for its return path Corona loss is very much reduced in the dc line There is no skin effect in dc line All of these HVDC can utilize earth for its return path Corona loss is very much reduced in the dc line ANSWER DOWNLOAD EXAMIANS APP
Power Systems The presence of earth in case of overhead lines decrease capacitance decrease inducatance increase inductance increase capacitance decrease capacitance decrease inducatance increase inductance increase capacitance ANSWER DOWNLOAD EXAMIANS APP
Power Systems Tidal power plant is a example of which of the following plant? either 1 or 2 None of these base load plant peak load plant either 1 or 2 None of these base load plant peak load plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. 28 %. 56 %. 14 %. None of above 28 %. 56 %. 14 %. None of above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following statement are false In a nuclear reactor, multiplication factor is kept almost equal to one. In nuclear power plants, chain reaction is controlled by cadmium rods. Nuclear power plants are used as peak load plants only. A thermal reactor needs a moderator material. In a nuclear reactor, multiplication factor is kept almost equal to one. In nuclear power plants, chain reaction is controlled by cadmium rods. Nuclear power plants are used as peak load plants only. A thermal reactor needs a moderator material. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.6 lead 0.8 lead 0.8 lag 0.6 lag 0.6 lead 0.8 lead 0.8 lag 0.6 lag ANSWER DOWNLOAD EXAMIANS APP
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