Power Systems Fault calculations using computer are usually done by Z bus method None of these either 1 or 2 Y bus method Z bus method None of these either 1 or 2 Y bus method ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 - Φ, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 s. The symmetrical breaking current is 104.8 kA. 3600 A. 1200 A. 35 kA. 104.8 kA. 3600 A. 1200 A. 35 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as long transmission line medium transmission line any of the above shunt capacitor long transmission line medium transmission line any of the above shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Rankine cycle, the work output from a turbine is given by change of enthalpy between inlet and outlet. change in internal energy between inlet and outlet. change in temperature between inlet and outlet. change of entropy between inlet and outlet. change of enthalpy between inlet and outlet. change in internal energy between inlet and outlet. change in temperature between inlet and outlet. change of entropy between inlet and outlet. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following will take least time in starting from cold condition to full load operation Thermal power plant. Hydro electric power plant. Nuclear power plant. Gas turbine plant. Thermal power plant. Hydro electric power plant. Nuclear power plant. Gas turbine plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The internal flux linkage due to internal flux of a conductor is All of these I/6*10-7 wb-T/m I/4*10-7 wb-T/m I/2*10-7 wb-T/m All of these I/6*10-7 wb-T/m I/4*10-7 wb-T/m I/2*10-7 wb-T/m ANSWER DOWNLOAD EXAMIANS APP