Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 7. 3. 20. 5. 7. 3. 20. 5. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 16 MJ/MVA 2 MJ/MVA 8 MJ/MVA 4 MJ/MVA 16 MJ/MVA 2 MJ/MVA 8 MJ/MVA 4 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems For n bus power system size of Y bus matrix is (n-1)×(n-1) n×n (n-1)×(n-2) (n-2)×(n-2) (n-1)×(n-1) n×n (n-1)×(n-2) (n-2)×(n-2) ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the stator faults? All of these over current failure of excitation Inter phase faults All of these over current failure of excitation Inter phase faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power station needs space less than that required by the diesel power station of same output. less than that required by atomic power station of the same output. less than that required by hydro-power station of same capacity. less than that required by a gas turbine power plant of same output. less than that required by the diesel power station of same output. less than that required by atomic power station of the same output. less than that required by hydro-power station of same capacity. less than that required by a gas turbine power plant of same output. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For some given transmission line the expression for voltage regulation is given by (Vs - Vr)/Vr *100%. Hence, this expression is true for any line None of these this must be a short line this may either be a medium line or short line this expression is true for any line None of these this must be a short line this may either be a medium line or short line ANSWER DOWNLOAD EXAMIANS APP
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