Power Systems In relay coil which is used? Power transformer. Current transformer. Instrument transformer. Potential transformer. Power transformer. Current transformer. Instrument transformer. Potential transformer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Fault calculations using computer are usually done by Y bus method None of these Z bus method either 1 or 2 Y bus method None of these Z bus method either 1 or 2 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? 0.025 mH/Km 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 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as skin effect All of these corona effect unsymmetrical fault skin effect All of these corona effect unsymmetrical fault ANSWER DOWNLOAD EXAMIANS APP
Power Systems In boiler water reactor (BWR) the feed water acts both coolant and a moderator. enriched uranium is used as fuel. all of above. there is danger of radioactive contamination of steam. the feed water acts both coolant and a moderator. enriched uranium is used as fuel. all of above. there is danger of radioactive contamination of steam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the length of the transmission line, the charging current None of these remains unaffected decreases increases None of these remains unaffected decreases increases ANSWER DOWNLOAD EXAMIANS APP
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