Power Systems Area under the daily curve divided by 24 gives units generated maximum demand maximum load average load units generated maximum demand maximum load average load ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 7 pu 5.353 pu 3.535 pu 5 pu 7 pu 5.353 pu 3.535 pu 5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Consider a three phase, 50 Hz, 11 kV distribution system. Each of the conductors is suspended by an insulator string having two identical porcelain insulators. The self capacitance of the insulators is 5 times the shunt capacitance between the link and ground. Find the voltage across the two insulators V1 and V2? (V1 = Voltage of disc nearest to the conductor) V1 = 2.89 kV and V2 = 3.46 kV V1 = 6 kV and V2 = 5 kV V1 = 3.46 kV and V2 = 2.89 kV V1 = 5 kV and V2 = 6 kV V1 = 2.89 kV and V2 = 3.46 kV V1 = 6 kV and V2 = 5 kV V1 = 3.46 kV and V2 = 2.89 kV V1 = 5 kV and V2 = 6 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Steady state stability of a power system is improved by decreasing generator inertia single pole switching using double circuit line instead of single circuit line All of these decreasing generator inertia single pole switching using double circuit line instead of single circuit line All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of shunt compensation is/are It requires less maintanance single unit can be used as both capacitance and inductor by adjusting the excitation All of these smooth voltage regulation is possible by controlling excitation It requires less maintanance single unit can be used as both capacitance and inductor by adjusting the excitation All of these smooth voltage regulation is possible by controlling excitation ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following transformer is used in sub station for operating a protective relay? All of these distribution transformer capacitor voltage transformer auto transformer All of these distribution transformer capacitor voltage transformer auto transformer ANSWER DOWNLOAD EXAMIANS APP
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