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4.5.6a Construction and operation of a transformer

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Question 55

Electrical power is transmitted over long distances from a power station to a residential area. To minimize energy loss in the transmission cables, which type of current should be used, and at what voltage?

A

Alternating current (a.c.) at high voltage

B

Alternating current (a.c.) at low voltage

C

Direct current (d.c.) at high voltage

D

Direct current (d.c.) at low voltage

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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