Power Systems For which one of the following types of motors, is the equal area criterion for stability applicable? Three phase induction motor DC shunt motor Three phase synchronous motor DC series motor Three phase induction motor DC shunt motor Three phase synchronous motor DC series motor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Gauss Seidel load flow method has following disadvantages. Which of the following statement is wrong? Choice of slack bus affects the convergence Slow convergence A good initial guess for voltages is essential for convergence Unreliable convergence Choice of slack bus affects the convergence Slow convergence A good initial guess for voltages is essential for convergence Unreliable convergence ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a nuclear reaction is operating at constant power the multiplication factor is less than 1. greater than 1. 1. may be any of the above. less than 1. greater than 1. 1. may be any of the above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is usually employed for protection of short transmission lines only medium transmission lines only long transmission lines only any line short transmission lines only medium transmission lines only long transmission lines only any line ANSWER DOWNLOAD EXAMIANS APP
Power Systems When reactance grounding is used in network, the voltage between neutral and ground is IR0 × Xn IN × Xn both 1 and 3 3×IR0 × Xn IR0 × Xn IN × Xn both 1 and 3 3×IR0 × Xn ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following matrix is used for load flow studies? null matrix Y bus matrix Unit matrix Z bus matrix null matrix Y bus matrix Unit matrix Z bus matrix ANSWER DOWNLOAD EXAMIANS APP
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