Power Systems Lightning arresters are made up of which material? copper silver silicon oxide any of the above copper silver silicon oxide any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of moderator in a nuclear reactor is to stop chain reaction. absorb neutrons. reduce the speed of neutrons. reduce temperature. stop chain reaction. absorb neutrons. reduce the speed of neutrons. reduce temperature. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The presence of earth in case of overhead lines decrease inducatance increase capacitance increase inductance decrease capacitance decrease inducatance increase capacitance increase inductance decrease capacitance ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be 8.936 pu 10.936 pu 7.936 pu 9.936 pu 8.936 pu 10.936 pu 7.936 pu 9.936 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Oxide film arrestor has which of the following properties? Does not require daily charging. Installed at points of transmission line where daily visit is difficult. It is expensive. Both A and B. Does not require daily charging. Installed at points of transmission line where daily visit is difficult. It is expensive. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The load duration curve for a system is 8 hours 30 MW, 16 hours 25 MW and 24 hours 20 MW. The load factor will be 1.3. 0.44. 0.83. 0.25. 1.3. 0.44. 0.83. 0.25. ANSWER DOWNLOAD EXAMIANS APP
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