engineering recuitment HAL Management & Design Trainee Mock Test 2023 Power Systems Load Flow Studies Y Bus Matrix
Consider the following statements in respect of load flow studies in power systems.
1. Bus admittance matrix is a sparse matrix
2. Gauss – seidal method is preferred over Newton – Raphson method for load flow studies.
3. One of the buses is taken as slack bus in load flow studies.
Which of the statements given above are correct?
1
1, 2 and 3
2
1 and 2
3
1 and 3
4
2 and 3