| Date | November 2016 | Marks available | 1 | Reference code | 16N.1.SL.TZ0.21 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 0 |
| Command term | Question number | 21 | Adapted from | N/A |
Question
A wire carrying a current \(I\) is at right angles to a uniform magnetic field of strength B. A magnetic force F is exerted on the wire. Which force acts when the same wire is placed at right angles to a uniform magnetic field of strength 2B when the current is \(\frac{I}{4}\)?
A. \(\frac{F}{4}\)
B. \(\frac{F}{2}\)
C. F
D. 2F
Markscheme
B
Examiners report
[N/A]
