Power Systems On what factor does the performance of a circuit breaker depend? Both A and C. Breaking speed. None of these. Critical length of breaking. Both A and C. Breaking speed. None of these. Critical length of breaking. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If skin depth is more, then skin effect is more less either 1 or 2 None of these more less either 1 or 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power output from an hydroelectric plants depend on type of turbine, type of dam and type of catchment area. discharge, system efficiency. type of dam, head, system efficiency. type of dam, type of catchment area and discharge. type of turbine, type of dam and type of catchment area. discharge, system efficiency. type of dam, head, system efficiency. type of dam, type of catchment area and discharge. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is compensated with shunt capacitance Csh. If the uncompensated transmission line surge impedance is Zs, then find the new surge impedance Zn after shunt compensation? Zs/√(1 + Kcsh) Zs*√(1 + Kcsh) All of these √(1 + Kcsh)/Zs Zs/√(1 + Kcsh) Zs*√(1 + Kcsh) All of these √(1 + Kcsh)/Zs ANSWER DOWNLOAD EXAMIANS APP
Power Systems When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively increase and decrease. decrease and remain unaffected. increase and remain unaffected. decrease and increase. increase and decrease. decrease and remain unaffected. increase and remain unaffected. decrease and increase. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of pumped storage plants is/are used as load frequency control most economical as a peak load supply plant All of these operating time is minimum used as load frequency control most economical as a peak load supply plant All of these operating time is minimum ANSWER DOWNLOAD EXAMIANS APP
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