Physics · Control Systems
In a Signal Flow Graph (SFG), which of the following rules is NOT valid?
- 1Signals travel along branches only in the direction of the branch arrows.
- 2Nodes are strictly arranged from right to left in a sequence.✓
- 3The signal flow graph is applicable only to linear systems.
- 4The algebraic equations must be expressed in the form of cause-and-effect relationships.
Correct answer
Nodes are strictly arranged from right to left in a sequence.
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