Power Systems Condition for maximum voltage regulation tanφ = X/R cosφ = X/R cosφ = R/X tanφ = R/X tanφ = X/R cosφ = X/R cosφ = R/X tanφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 66 kV lines the number of insulator discs of each 11 kV used are 6 12 5 3 6 12 5 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is used in thermal plants Joule cycle Rankine cycle Otto cycle All of these Joule cycle Rankine cycle Otto cycle All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Differential relay Buchholz relay Over current relay Over fluxing relay Differential relay Buchholz relay Over current relay Over fluxing relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer? star-delta delta-delta star-star delta-star star-delta delta-delta star-star delta-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 4.45 kW 9.81 kW 19.60 kW 2.90 kW 4.45 kW 9.81 kW 19.60 kW 2.90 kW ANSWER DOWNLOAD EXAMIANS APP
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