Power Systems Advantages of pumped storage plants is/are operating time is minimum 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 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the number of insulator discs required in string insulator, if operating voltage is 220 kV and maximum voltage of each disc is 11 kV? 21 13 10 20 21 13 10 20 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following material is not used as fuse element? Aluminium. Carbon. Copper. Silver. Aluminium. Carbon. Copper. Silver. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Breaking current is a ------------------ value? average RMS any of the above maximum average RMS any of the above maximum ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has internal inductance 0.05 mH/Km for µr = 1. If this ACSR is replaced with another having µr = 2, then find the internal inductance? 0 mH/Km 0.05 mH/Km 0.1 mH/Km 0.025 mH/Km 0 mH/Km 0.05 mH/Km 0.1 mH/Km 0.025 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection relay provides protection against what? Short circuit Temperature any of the above Over load Short circuit Temperature any of the above Over load ANSWER DOWNLOAD EXAMIANS APP
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