Power Systems Which of the following is/are the stator faults? Inter phase faults All of these over current failure of excitation Inter phase faults All of these over current failure of excitation ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn nether 1 nor 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit nether 1 nor 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit ANSWER DOWNLOAD EXAMIANS APP
Power Systems For loss less line, find the ratio of length to the wave length of a signal for a phase shift of 0.05 radians? 7.95 × 10-3 8 × 10³ 7.95 × 10³ 2 × 10-3 7.95 × 10-3 8 × 10³ 7.95 × 10³ 2 × 10-3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal power stations, economiser will both 2 and 3 increase the thermal efficiency reduce the heat reduce the thermal efficiency both 2 and 3 increase the thermal efficiency reduce the heat reduce the thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Power Systems The steam power plant efficiency can be improved by using large quantity of water. burning large amount of coal. using high temperature and high pressure steam. decreasing the load on the plant. using large quantity of water. burning large amount of coal. using high temperature and high pressure steam. decreasing the load on the plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes runners is Francis Pelton Impeller Kaplan Francis Pelton Impeller Kaplan ANSWER DOWNLOAD EXAMIANS APP
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