| Date | May 2012 | Marks available | 1 | Reference code | 12M.1.HL.TZ2.25 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 25 | Adapted from | N/A |
Question
A coil rotates in a magnetic field. The emf ε produced in the coil varies sinusoidally with time t as shown.
Which of the following correctly gives the rms value of the emf and the frequency of rotation of the coil?
Markscheme
D
Examiners report
[N/A]
Syllabus sections
Additional higher level (AHL) » Topic 11: Electromagnetic induction » 11.2 – Power generation and transmission
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