Quelpr

CAPE Physics Unit 2 · 2001 · Paper 2 · Question 4(a)(i)

Electric potential, power, and circuit analysis.

Define the volt, and use this definition to derive the relationship P = IV.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 4(a)(ii)An electric heater element has resistance 7.90 Ω and an applied potential difference of 115 V. Determine the current in the wire and the power used by the…[6 marks]
  2. 4(b)(i)State Kirchhoff's laws.[3 marks]
  3. 4(b)(ii)In Figure 1, a battery of e.m.f. 12.0 V and internal resistance 0.011 Ω powers a lamp of resistance 1.20 Ω, while being charged by a charger of e.m.f. 14.0 V…[7 marks]

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