Power Systems On a power system network the load is increasing represents the value of impedance none of above. increase. remains constant. decrease. none of above. increase. remains constant. decrease. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which following statement are not true for line parameters R, L, G and C of transmission line LC = μ ε and RG = σ ε. G = 1/R where G is conductance of line. All of above. Both R and G depend on the conductivity of conductor forming the line. LC = μ ε and RG = σ ε. G = 1/R where G is conductance of line. All of above. Both R and G depend on the conductivity of conductor forming the line. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The daily energy produced in thermal power station is 720 MWh at a load factor of 0.6. What is the maximum demand of the station? 50 MW 30 MW 72 MW 720 MW 50 MW 30 MW 72 MW 720 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of higher transmission voltage is/are All of these Area of cross section and volume of the conductor is reduced Transmission line losses are reduced Power transfer capability of the transmission line is increased All of these Area of cross section and volume of the conductor is reduced Transmission line losses are reduced Power transfer capability of the transmission line is increased ANSWER DOWNLOAD EXAMIANS APP
Power Systems Rankine cycle efficiency of a steam power plant is of 20 - 30 %. 60 - 80 %. 30 - 45 %. 45 - 80 %. 20 - 30 %. 60 - 80 %. 30 - 45 %. 45 - 80 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Fault calculations using computer are usually done by Z bus method None of these Y bus method either 1 or 2 Z bus method None of these Y bus method either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
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