Power Systems Condition for zero voltage regulation is tanφ = X/R cosφ = R/X cosφ = X/R tanφ = R/X tanφ = X/R cosφ = R/X cosφ = X/R tanφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems Keeping in view the cost and overall effectiveness, the following circuit breaker is suited for capacitor bank switching oil. air blast. vacuum. SF6. oil. air blast. vacuum. SF6. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Offset mho relay is used for the protection of equipment when either 1 or 2 loss of excitation of the generator None of these failure of prime mover of the generator either 1 or 2 loss of excitation of the generator None of these failure of prime mover of the generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earthing switch is used for measuring of safety voltage All of these discharging residual energies protection of equipment from ground faults measuring of safety voltage All of these discharging residual energies protection of equipment from ground faults 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 4 MJ/MVA 8 MJ/MVA 2 MJ/MVA 16 MJ/MVA 4 MJ/MVA 8 MJ/MVA 2 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Deflectors are provided in Pelton wheel. Francis turbine. Kaplan turbine. propeller turbine. Pelton wheel. Francis turbine. Kaplan turbine. propeller turbine. ANSWER DOWNLOAD EXAMIANS APP