Power Systems Condition for zero voltage regulation is tanφ = X/R cosφ = R/X tanφ = R/X cosφ = X/R tanφ = X/R cosφ = R/X tanφ = R/X cosφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems Galvanised steel is generally used as structural components. earth wire. stray wire. All of these structural components. earth wire. stray wire. All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 16 MJ/MVA 2 MJ/MVA 4 MJ/MVA 8 MJ/MVA 16 MJ/MVA 2 MJ/MVA 4 MJ/MVA 8 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gas coolled reactor use heavy water as coolant as well as moderator. use CO2. or helium as coolant and graphite the moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. both B and C. use heavy water as coolant as well as moderator. use CO2. or helium as coolant and graphite the moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. both B and C. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the preferred type of circuit breaker(CB) to be installed in extra high voltage AC system? Vacuum CB Sulphur hexafluoride CB Air blast CB Bulk oil type CB Vacuum CB Sulphur hexafluoride CB Air blast CB Bulk oil type CB ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating cost of thermal power station is less than that of nuclear power plant. less than that of hydroelectric power plant. is the same as that of nuclear power plant. less than that of diesel power plant. less than that of nuclear power plant. less than that of hydroelectric power plant. is the same as that of nuclear power plant. less than that of diesel power plant. ANSWER DOWNLOAD EXAMIANS APP
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