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Network TheoryNetwork Topology

A fundamental loop is formed when?

  • AOne link is added to a tree
  • BOne twig is removed from every graph
  • CAll nodes are shorted together
  • DAll voltage sources are opened
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Correct Answer: A. One link is added to a tree
Explanation: A tree contains no closed path. Adding any one link to it creates exactly one fundamental loop.
Reference: Standard network theory: fundamental loops
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