Power Systems Condition for maximum voltage regulation cosφ = X/R tanφ = R/X tanφ = X/R cosφ = R/X cosφ = X/R tanφ = R/X tanφ = X/R cosφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems The flow duration curve at a given head of a hydroelectric plant is used to determine diversity factor for the plant. total units of energy available. load factory at the plant. total power available at the site. diversity factor for the plant. total units of energy available. load factory at the plant. total power available at the site. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the surge impedance of a line when inductance is 160 mH and capacitance is 1µF? 200 Ω 160 Ω 800 Ω 400 Ω 200 Ω 160 Ω 800 Ω 400 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance Z(pu) is given by ZΩ* (MVA)b/(KV)²b ZΩ* (MVA)b*100/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b/(KV)²b ZΩ* (MVA)b*100/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ZΩ* (kVA)b/(KV)²b ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for protection of none of these. long lines. short lines. medium lines. none of these. long lines. short lines. medium lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when All of these diameter decrease resistivity decrease frequency decrease All of these diameter decrease resistivity decrease frequency decrease ANSWER DOWNLOAD EXAMIANS APP
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