| Date | November 2015 | Marks available | 1 | Reference code | 15N.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
An alternating current is sinusoidal and has a maximum value of 1.5 A. What is the approximate value of the root mean squared (rms) current?
A. 2.3 A
B. 1.5 A
C. 1.0 A
D. 0.75 A
Markscheme
C
Examiners report
[N/A]
Syllabus sections
Additional higher level (AHL) » Topic 11: Electromagnetic induction » 11.2 – Power generation and transmission
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