Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is zero. lagging. unity. leading. zero. lagging. unity. leading. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In nuclear power plants which material is/are used as coolant? beryllium graphite liquid sodium All of these beryllium graphite liquid sodium All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true regarding HVDC? All of these Corona loss is very much reduced in the dc line HVDC can utilize earth for its return path There is no skin effect in dc line All of these Corona loss is very much reduced in the dc line HVDC can utilize earth for its return path There is no skin effect in dc line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit nether 1 nor 2 both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit nether 1 nor 2 both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit ANSWER DOWNLOAD EXAMIANS APP
Power Systems The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is j1 pu j9 pu j3 pu j6 pu j1 pu j9 pu j3 pu j6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the characteristic impedance of a transmission line, if impedance is 16 Ω and admittance is 0.1 m℧? 160 Ω 320 Ω 200 Ω 400 Ω 160 Ω 320 Ω 200 Ω 400 Ω ANSWER DOWNLOAD EXAMIANS APP
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