Science · JCE / Electricity and magnetism
StructuredPast exam questionForm 3 · JCE
The diagram below shows an electric circuit: a battery, instrument P in series, instrument Q in parallel across a conductor ABC, and a jockey that can be placed at A, B or C.
- aWhat does instrument P measure? [1]
- bHow many cells make up the battery in the circuit? [1]
- cAt which of the points would the resistance of the circuit be highest? [1]
- dExplain your answer. [1]
- eState the relationship between the resistance of a conductor and its cross-sectional area. [1]
You'll mark your own answer against the marking guide when you hand it in.
Source: BEC JCE Science 2015, Paper 2, Question 8
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