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4.5.6a Construction and operation of a transformer

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Question 20

An operating step-down transformer is connected to a power source and a load. Which types of electric current flow in the primary coil and the secondary coil of the transformer?

A

Primary coil: a.c. ; Secondary coil: a.c.

B

Primary coil: a.c. ; Secondary coil: d.c.

C

Primary coil: d.c. ; Secondary coil: a.c.

D

Primary coil: d.c. ; Secondary coil: d.c.

Markscheme

4.5.6a Construction and operation of a transformer Questions

  1. IGCSE
  2. /Physics
  3. /4.5.6a Construction and operation of a transformer

136 exam-style questions on CIE IGCSE Physics 4.5.6a Construction and operation of a transformer. Each one has a worked solution and a mark scheme showing where the marks go.

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