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Cambridge IGCSE Physics practice

What is the primary function of an a.c. generator?

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MCQ

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cambridge_mcq

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Topic

The a.c. generator

Exam-style question

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What is the primary function of an a.c. generator?.

  1. A.To convert electrical energy to mechanical energy
  2. B.To convert mechanical energy to electrical energy
  3. C.To store electrical energy
  4. D.To regulate electrical energy

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Paper 4 structured question: The a.c. generator

Paper 4Theory (Extended)1 marks

Description

Components of an A.C. Generator

The generator has a rotating coil that induces voltage as it moves through a magnetic field. Slip rings and brushes are used to transfer the generated current to an external circuit.

  1. a

    State the purpose of slip rings in an a.c. generator.

    Aim for approximately 1 distinct marking point.

    [1]