| Date | November 2010 | Marks available | 1 | Reference code | 10N.1.HL.TZ0.27 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 0 |
| Command term | Question number | 27 | Adapted from | N/A |
Question
A rectangular loop of conducting wire rotates in a region of magnetic field. The graph shows the variation with time \(t\) of the induced emf in the loop during one cycle.
The resistance of the coil is \({\text{5.0 }}\Omega \). Which of the following is the average power dissipated in the loop?
A. \(\frac{{45}}{2}{\text{ W}}\)
B. \(\frac{{45}}{{\sqrt 2 }}{\text{ W}}\)
C. 45 W
D. \(45\sqrt 2 {\text{ W}}\)
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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