| Date | November 2014 | Marks available | 1 | Reference code | 14N.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
The graph shows the variation with time of a magnetic flux passing through a loop of wire.
What is the magnitude of the emf induced in the coil?
A. The area between the graph and the time axis
B. The area between the graph and the magnetic flux axis
C. The gradient of the graph
D. The inverse of the gradient of the graph
Markscheme
C
Examiners report
[N/A]
Syllabus sections
Additional higher level (AHL) » Topic 11: Electromagnetic induction » 11.1 – Electromagnetic induction
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