| Date | May 2011 | Marks available | 1 | Reference code | 11M.1.HL.TZ1.20 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 20 | Adapted from | N/A |
Question
A sinusoidal ac power supply has rms voltage V and supplies rms current I. What is the maximum instantaneous power delivered?
A. 2VI
B. \(\sqrt 2 VI\)
C. VI
D. \(\frac{{VI}}{2}\)
Markscheme
A
Examiners report
[N/A]
Syllabus sections
Additional higher level (AHL) » Topic 11: Electromagnetic induction » 11.2 – Power generation and transmission
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