Advantages of gauss siedel method is/are applicable for large power system network number of iterations are less All of these calculation time for each iteration is less TRUE ANSWER : ? YOUR ANSWER : ?
A network containing 100 buses in which 10 are the voltage control buses, 5 are fixed shunt capacitor buses, 20 are the reactive power support buses, 6 are the generator buses. Find the size of the Jacobian matrix? 162 × 162 163 × 163 165 × 165 164 × 164 TRUE ANSWER : ? YOUR ANSWER : ?
A thermal protection relay provides protection against what? Temperature Short circuit any of the above Over load TRUE ANSWER : ? YOUR ANSWER : ?
Ferranti effect can be compensated by which of the following shunt reactor series capacitor shunt capacitor both 1 and 2 TRUE ANSWER : ? YOUR ANSWER : ?
In case of failure of prime mover of the generator, which type of relay is used? reverse power relay distance relays offset mho relay impedance relay TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statements is/are true? Corona is reduced by increasing the distance between the conductor decreasing the supply frequency All of these increasing the radius of the conductor TRUE ANSWER : ? YOUR ANSWER : ?
For n bus power system size of Y bus matrix is (n-1)×(n-2) (n-2)×(n-2) n×n (n-1)×(n-1) TRUE ANSWER : ? YOUR ANSWER : ?
Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? 0.48 Hz -0.52 Hz 50 Hz 0.52 Hz TRUE ANSWER : ? YOUR ANSWER : ?
Mercury is choice with steam in binary vapor cycle because higher critical temperature and pressure. higher saturation temperature than other fluids. relative low vaporization pressure. all of above. TRUE ANSWER : ? YOUR ANSWER : ?