Power Systems Surge impedance loading of a line is increased by which of the following compensation methods? series capacitor both 1 and 2 shunt capacitor shunt reactor series capacitor both 1 and 2 shunt capacitor shunt reactor ANSWER DOWNLOAD EXAMIANS APP
Power Systems In nuclear chain fission reaction each neutron causing fission produces one new neutron. less than one new neutron. no new neutron. at least one new neutron. one new neutron. less than one new neutron. no new neutron. at least one new neutron. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The incremental fuel costs for two generating units G1 and G2 are given by Ic1 = 25 + 0.2 PG1 and Ic2 = 32 + 0.2 PG2, where PG1 and PG2 are real powers generated by the units. The economic allocation for a total load of 250 MW, neglecting transmission loss, is given by PG1 = 109.75 MW and PG2 = 140.25 MW PG1 = 142.5 MW and PG2 = 107.5 MW PG1 = 100 MW and PG2 = 150 MW PG1 = 125 MW and PG2 = 125 MW PG1 = 109.75 MW and PG2 = 140.25 MW PG1 = 142.5 MW and PG2 = 107.5 MW PG1 = 100 MW and PG2 = 150 MW PG1 = 125 MW and PG2 = 125 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 50 Hz, 17.32 kV generator is connected to a power system. The system reactance and capacitance per phase are 10 mH and 0.2 mF respectively. What is the maximum voltage across the contacts of the circuit breaker at an instant when it passes through zero? 29.28 kV 31.28 kV 28.28 kV 30.28 kV 29.28 kV 31.28 kV 28.28 kV 30.28 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems If sparsity of a 5 bus transmission line is 0.4. Find the number of transmission lines? 6 3 4 5 6 3 4 5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems To protect the power transformer ( Y-Y with neutral grounded) against fault, which type of connection do the current transformers have? Y-Y connection Y-Δ connection Δ-Δ connection Δ-Y connection Y-Y connection Y-Δ connection Δ-Δ connection Δ-Y connection ANSWER DOWNLOAD EXAMIANS APP
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