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2 Electricity

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Question 30
F

An electric heater has a resistance of 24 Ω. It is connected to a 12 V supply.

a.

Calculate the current in the heater.

[2]
b.

A second heater has a smaller resistance than the first heater. It is connected to the same 12 V supply. Give the effect this has on the current.

[1]
c.

Explain your answer to part b.

[1]
Markscheme

2 Electricity Questions

  1. GCSE
  2. /Physics
  3. /2 Electricity

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