Power Systems Keeping in view the cost and overall effectiveness, the following circuit breaker is best suited for capacitor bank switching? SF6 CB. Oil CB. Vacuum CB. Air blast CB. SF6 CB. Oil CB. Vacuum CB. Air blast CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In case of failure of prime mover of the generator, which type of relay is used? reverse power relay distance relays impedance relay offset mho relay reverse power relay distance relays impedance relay offset mho relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix? 0.4 0.25 0.5 0.75 0.4 0.25 0.5 0.75 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Gauss Seidel load flow method has following disadvantages. Which of the following statement is wrong? A good initial guess for voltages is essential for convergence Choice of slack bus affects the convergence Slow convergence Unreliable convergence A good initial guess for voltages is essential for convergence Choice of slack bus affects the convergence Slow convergence Unreliable convergence ANSWER DOWNLOAD EXAMIANS APP
Power Systems Installation of capacitors at suitable locations and of optimum size in a distribution system results in All of these improved voltage regulation reduction in distribution power loss reduction of KVA rating of distribution transformers All of these improved voltage regulation reduction in distribution power loss reduction of KVA rating of distribution transformers ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? In case of parallel transmission lines fault current reduces both 1 and 3 stability increases fault current increases fault current reduces both 1 and 3 stability increases fault current increases ANSWER DOWNLOAD EXAMIANS APP
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