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2.2 Series and parallel circuits

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Question 25
H

A 10 Ω resistor and a 30 Ω resistor are connected in series with a 12 V supply. Which single change would double the current in the circuit?

[1]
A

Replacing the 30 Ω30\ \Omega30 Ω resistor with a 10 Ω10\ \Omega10 Ω resistor

B

Replacing the 30 Ω30\ \Omega30 Ω resistor with a 15 Ω15\ \Omega15 Ω resistor

C

Replacing the 10 Ω10\ \Omega10 Ω resistor with a 5.0 Ω5.0\ \Omega5.0 Ω resistor

D

Replacing the 10 Ω10\ \Omega10 Ω resistor with a 20 Ω20\ \Omega20 Ω resistor

Markscheme

2.2 Series and parallel circuits Questions

  1. GCSE
  2. /Physics
  3. /2.2 Series and parallel circuits

38 exam-style questions on AQA GCSE Physics 2.2 Series and parallel circuits, covering 2.2 Series and parallel circuits. Each one has a worked solution and a mark scheme showing where the marks go.

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