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4 marksElectrical Circuits

CAPE Physics Unit 2 · 2005 · Paper 2 · Question 4(a)(iii)

Questions on electrical circuits, emf, and Kirchhoff's laws.

Write down Kirchhoff's laws for electrical networks and give the physical basis for each law.

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Other parts of this question

  1. 4(a)(i)Explain clearly the difference between 'e.m.f.' and 'terminal potential difference'.[2 marks]
  2. 4(a)(ii)Define the 'volt' and the 'coulomb'.[2 marks]
  3. 4(b)(i)Use the circuit in Figure V to find the currents I_1, I_2 and I_3.[8 marks]
  4. 4(b)(ii)Find the potential difference between X and Y.[2 marks]
  5. 4(b)(iii)Find the terminal p.d. of Battery C.[2 marks]

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