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10.1 Circuits, charge and current

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Question 37
H

A battery supplies two parallel branches. One branch contains lamps P and Q in series. The other contains lamp R. A closed switch X is in series with P, and a closed switch Y is in the main wire from the battery.

Initially all lamps are lit. X is opened and then Y is opened.

Which lamps go out at each step?

[1]
A

Opening X: P only; opening Y: Q and R

B

Opening X: R only; opening Y: P and Q

C

Opening X: P and R; opening Y: Q

D

Opening X: P and Q; opening Y: R

Markscheme

10.1 Circuits, charge and current Questions

  1. GCSE
  2. /Physics
  3. /10.1 Circuits, charge and current

94 exam-style questions on Edexcel GCSE Physics 10.1 Circuits, charge and current, covering 10.1.1 Structure of the atom, 10.1.2 Circuit diagrams and symbols, 10.1.3 Series and parallel circuits, 10.1.4 Potential difference and voltmeters, 10.1.5 Energy transferred, charge and potential difference, and 10.1.6 Current, ammeters and charge flow. Each one has a worked solution and a mark scheme showing where the marks go.

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