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Cambridge IGCSE Physics practice

What is the total current at a junction if 5 A enters and 3 A exits?

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MCQ

Type

cambridge_mcq

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Topic

Series and parallel circuits

Exam-style question

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What is the total current at a junction if 5 A enters and 3 A exits?.

  1. A.2 A
  2. B.5 A
  3. C.3 A
  4. D.8 A

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Paper 4 structured question: Series and parallel circuits

Paper 4Theory (Extended)1 marks

Description

Current Flow in a Circuit

In a circuit, three wires meet at a junction. Wire A carries 2 A, Wire B carries 3 A, and Wire C is unknown. Determine the current in Wire C.

  1. a

    State the current in Wire C.

    Aim for approximately 1 distinct marking point.

    [1]