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Date November 2011 Marks available 1 Reference code 11N.1.HL.TZ0.21
Level Higher level Paper Paper 1 Time zone Time zone 0
Command term Question number 21 Adapted from N/A

Question

A resistor has a resistance R. The potential difference across the resistor is V. Which of the following gives the energy dissipated in the resistor in time t?

A. VtR

B. RtV2

C. RV2t

D. V2tR

Markscheme

D

Examiners report

[N/A]

Syllabus sections

Core » Topic 5: Electricity and magnetism » 5.2 – Heating effect of electric currents
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