Quelpr
3 marksElectrical Circuits

CAPE Physics Unit 2 · 2010 · Paper 2 · Question 4(c)(i)

Figure 3 shows a network of resistors and batteries with internal resistance 1 Ω for each battery.

Calculate the current flowing through the 12 V battery.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 4(a)State Kirchhoff's two laws for electrical circuits and give the physical principle that each law is based on.[4 marks]
  2. 4(b)Distinguish between the 'e.m.f.' and the 'terminal p.d.' of a cell.[2 marks]
  3. 4(c)(ii)Points a and b are connected by a wire of negligible resistance. Calculate the new value for the current that will flow through the 12 V battery.[6 marks]

More practice: the rest of this paper · more Electrical Circuits questions · all CAPE Physics Unit 2 past papers