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Signal Flow Graphs MCQ Questions And Answers - Control Systems

Signal Flow Graphs MCQs : This section focuses on the "Signal Flow Graphs" in Control Systems. These Multiple Choice Questions (MCQs) should be practiced to improve the Control Systems skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

Signal flow graph is a graphical representation of algebraic equations.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 2

Which of the following are the basic elements of signal flow graph?

A. Node
B. Branch
C. Leaf
D. Both A and B

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Question 3

How many types of nodes there?

A. 1
B. 2
C. 3
D. 4

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Question 4

Which node has only incoming branches?

A. Input Node
B. Output Node
C. Mixed Node
D. All of the above

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Question 5

Branch is a line segment which joins _______ nodes.

A. 1
B. 2
C. 3
D. 4

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Question 6

Loop which do not possess any common node are said to be ___________ loops.

A. Forward gain
B. Touching loops
C. Non touching loops
D. Feedback gain

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Question 7

Signal flow graphs:

A. They apply to linear systems
B. The equation obtained may or may not be in the form of cause or effect
C. Arrows are not important in the graph
D. They cannot be converted back to block diagram

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Question 8

The relationship between an input and output variable of a signal flow graph is given by the net gain between the input and output node is known as the overall______________

A. Stability
B. Bandwidth
C. Speed
D. Overall gain of the system

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Question 9

Nodes represent all the signals, variables, summing points and take-off points.

A. Yes
B. No
C. Can be yes or no
D. Can not say

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Question 10

Mixed Node is a node, which has both incoming and outgoing branches.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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