Power Systems For 800 MJ stored energy in the rotor at synchronous speed, what is the inertia constant H for a 50 Hz, four pole turbo generator rated 100 MVA, 11 kV? 4 MJ/MVA 6 MJ/MVA 2 MJ/MVA 8 MJ/MVA 4 MJ/MVA 6 MJ/MVA 2 MJ/MVA 8 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems For variable heads of near about but less than 30 m, which type of turbines is used hydro power plant None of above. Francis. Pelton. Kaplan. None of above. Francis. Pelton. Kaplan. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the propagation constant, if impedance is 10Ω and admittance is 10 ℧? 10 5 100 1 10 5 100 1 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 Air blast CB Bulk oil type CB Sulphur hexafluoride CB Vacuum CB Air blast CB Bulk oil type CB Sulphur hexafluoride CB ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero if the shunt admittances at the buses are ignored if both 2 and 3 are satisfied always if the mutual couplings between transmission lines are absent if the shunt admittances at the buses are ignored if both 2 and 3 are satisfied always if the mutual couplings between transmission lines are absent ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is infinity zero any of the above maximum infinity zero any of the above maximum ANSWER DOWNLOAD EXAMIANS APP
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