Power Systems Condition for zero voltage regulation is tanφ = R/X cosφ = X/R cosφ = R/X tanφ = X/R tanφ = R/X cosφ = X/R cosφ = R/X tanφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pu parameters for a 500 MVA machine on its own base are: Inertia, H = 20 pu; reactance X = 2 pu. The pu values of inertia and reactance on 100 MVA common base, respectively, are 100, 10 4, 0.4 4, 10 100, 0.4 100, 10 4, 0.4 4, 10 100, 0.4 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The equation of area control error(ACE) is ACE = ΔPtie - 1/b.Δf ACE = ΔPtie +1/ b.Δf ACE = ΔPtie - b.Δf ACE = ΔPtie + b.Δf ACE = ΔPtie - 1/b.Δf ACE = ΔPtie +1/ b.Δf ACE = ΔPtie - b.Δf ACE = ΔPtie + b.Δf ANSWER DOWNLOAD EXAMIANS APP
Power Systems High capacity generators and motors are of any of the above star connected with grounding network star connected network delta connected network any of the above star connected with grounding network star connected network delta connected network ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal plant most of the energy is wasted in ESP turbines boiler condenser ESP turbines boiler condenser ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following produces the radio interference in communication lines? electro magnetic induction both 1 and 2 None of these electro static induction electro magnetic induction both 1 and 2 None of these electro static induction ANSWER DOWNLOAD EXAMIANS APP
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