Power Systems In which of the following configuration power transferability is higher? None of these triangular configuration horizontal configuration same in both configuration None of these triangular configuration horizontal configuration same in both configuration ANSWER DOWNLOAD EXAMIANS APP
Power Systems An isolated synchronous generator with transient reactance equal to 0.1 pu on a 100 MVA base is connected to the high voltage bus through a step up transformer of reactance 0.1 pu on a 100 MVA base. The fault level at the bus is 500 MVA 400 MVA 200 MVA 100 MVA 500 MVA 400 MVA 200 MVA 100 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the methods of improving transient stability? Fast acting excitation control All of these Fast acting governing system Dynamic breaking Fast acting excitation control All of these Fast acting governing system Dynamic breaking ANSWER DOWNLOAD EXAMIANS APP
Power Systems The unit protection scheme provides primary protection. remote protection. simultaneous protection. back up protection. primary protection. remote protection. simultaneous protection. back up protection. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 50 ohms 500 ohms 0.5 ohm 5 ohms 50 ohms 500 ohms 0.5 ohm 5 ohms ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm cosωt? 9.68 1.47 msec 4.68 msec 2.63 msec 9.68 1.47 msec 4.68 msec 2.63 msec ANSWER DOWNLOAD EXAMIANS APP
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