### MCQs of Power System Matrices

Showing 1 to 10 out of 30 Questions
1.

The geometrical interconnection of elements of power system is called

 (a) Node (b) Graph (c) Branch (d) Line
2.

In a Graph, The line components are called

 (a) Transmission line (b) Node (c) Branch (d) None of the above
3.

Nodes can be incident to ____________ Branches

 (a) One (b) Two (c) One or more (d) Infinite
4.

A tree is

 (a) a connected sub-graph of a network which consists of all the nodes of original graph but no closed path (b) a connected graph of a network with no closed path (c) a connected sub-graph of a network which consists of all the nodes of original graph with closed path (d) All of them
5.

If a tree contain 'n' nodes then it has______branches

 (a) n-1 (b) n+1 (c) n (d) 2n
6.

Co-tree of a graph is

 (a) Set of all branch in a given tree (b) Set of all the links in a given tree (c) Sets of all the node in given tree. (d) None of above
7.

Incidance metrices are used in a power system to find

 (a) Bus voltage (b) Bus current (c) Bus Admitance (d) Bus Power
8.

Branch-Node incidance matrices are represents

 (a) Incidance of branches to the node (b) Incidance of node to branches (c) Incidance of all branches (d) None of the above
9.

The dimension of branch-node incidance matrix is (b=no. of branch, n=no. of node, l=no. of link)

 (a) b x l (b) b x n (c) b x l x n (d) 2b-n
10.

The matrix obtained from the Branch-Node Incident Matrix by deleting the columns corresponding to the reference node is

 (a) Node bus matrix (b) Bus incidance matrix (c) Branch incidance matrix (d) None of above
Showing 1 to 10 out of 30 Questions