Time Left - 08:00 mins

DFCCIL EE POWER SYSTEM QUIZ - 3

Attempt now to get your rank among 141 students!

Question 1

The bus admittance matrix of the network shown in the given figure, for which the marked parameters are per unit impedances is

Question 2

When the PV bus is treated as PQ in load flow studies ?

Question 3

What is the form of the Y_bus matrix for carrying out load flow studies by Gauss-Seodal method of a power system having mesh connection of nodes?

Question 4

In a load flow problem solved by NR-method with polar coordinates, the size of the Jacobian is (50 × 50). If there are 10 PV buses in addition to PQ buses and a slack bus the total no of buses in the power system is.

Question 5

For a 50 bus power system size of admittance matrix (Y – bus) will be –

Question 6

Which of the following statements is/are correct?

1) Memory requirement in programming in N-R method is less.

2) N-R method takes more time for solution of each iteration but convergent time is less.

141 attempts
1 upvote
0 comments

Tags :

AE & JE Exams

Jul 6AE & JE Exams