Power Systems Which of the following represents the sag(S) of a transmission line? S = wl²/16T S = wl²/8T S = wl²/4T S = wl²/2T S = wl²/16T S = wl²/8T S = wl²/4T S = wl²/2T ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following transformer is used in sub station for operating a protective relay? auto transformer capacitor voltage transformer All of these distribution transformer auto transformer capacitor voltage transformer All of these distribution transformer ANSWER DOWNLOAD EXAMIANS APP
Power Systems The method of neutral grounding affects the All of these positive sequence network zero sequence network negative sequence network All of these positive sequence network zero sequence network negative sequence network ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is zero any of the above infinity maximum zero any of the above infinity maximum ANSWER DOWNLOAD EXAMIANS APP
Power Systems The equation of area control error(ACE) is ACE = ΔPtie - b.Δf ACE = ΔPtie +1/ b.Δf ACE = ΔPtie + b.Δf ACE = ΔPtie - 1/b.Δf ACE = ΔPtie - b.Δf ACE = ΔPtie +1/ b.Δf ACE = ΔPtie + b.Δf ACE = ΔPtie - 1/b.Δf ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used to protect electrical equipment against over currents due to lightning stroke. over voltages due to indirect lightning stroke. power frequency of over voltages. direct strokes of lightning. over currents due to lightning stroke. over voltages due to indirect lightning stroke. power frequency of over voltages. direct strokes of lightning. ANSWER DOWNLOAD EXAMIANS APP
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