Power Systems Length of short transmission line is up to 150 km any of the above 40 km 80 km 150 km any of the above 40 km 80 km ANSWER DOWNLOAD EXAMIANS APP
Power Systems On what factor does the performance of a circuit breaker depend? None of these. Critical length of breaking. Breaking speed. Both A and C. None of these. Critical length of breaking. Breaking speed. Both A and C. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively? 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following shunt reactor both 1 and 2 series capacitor shunt capacitor shunt reactor both 1 and 2 series capacitor shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Air blast CB. Vacuum CB. Oil CB. Any of these. Air blast CB. Vacuum CB. Oil CB. Any of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which following statement are not true for line parameters R, L, G and C of transmission line G = 1/R where G is conductance of line. Both R and G depend on the conductivity of conductor forming the line. All of above. LC = μ ε and RG = σ ε. G = 1/R where G is conductance of line. Both R and G depend on the conductivity of conductor forming the line. All of above. LC = μ ε and RG = σ ε. ANSWER DOWNLOAD EXAMIANS APP
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