Topology vocabulary in circuit analysis When components are connected in parallel between the same two nodes, they form what are commonly called:

Difficulty: Easy

Correct Answer: Branches

Explanation:


Introduction / Context:
Clear terminology helps in reading schematics and describing circuit topology. In networks, elements connected between a common pair of nodes are described using a specific term that highlights current pathways.


Given Data / Assumptions:

  • Parallel connection implies both ends of each element share the same two nodes.
  • No faults (opens or shorts) are assumed unless stated.


Concept / Approach:
Each separate path that connects the pair of nodes is called a branch. Multiple branches in parallel share the same voltage but carry different currents based on their impedance. Recognizing branches is central to applying Kirchhoff’s Current Law at a node where branch currents sum.


Step-by-Step Solution:

Identify the two nodes that define the parallel connection.Count each independent path between these nodes; each is a branch.Conclude that parallel elements constitute branches in the circuit.


Verification / Alternative check:
Apply KCL at one node: the algebraic sum of all branch currents leaving and entering the node is zero, confirming the branch construct.


Why Other Options Are Wrong:

  • Open circuits: indicate a broken path, not a normal parallel connection.
  • Short circuits: imply near-zero impedance path bypassing other elements; not the definition of parallel branches.
  • Voltage divider: typically a series connection used to divide voltage, not a parallel structure.


Common Pitfalls:
Calling every path a loop; loops include series and return paths, whereas branches specifically refer to parallel paths between common nodes.


Final Answer:
Branches

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