DP Physics (last assessment 2024)
Question 21M.1.HL.TZ1.33
| Date | May 2021 | Marks available | [Maximum mark: 1] | Reference code | 21M.1.HL.TZ1.33 |
| Level | HL | Paper | 1 | Time zone | TZ1 |
| Command term | Question number | 33 | Adapted from | N/A |
33.
[Maximum mark: 1]
21M.1.HL.TZ1.33
A conducting ring encloses an area of 2.0 cm2 and is perpendicular to a magnetic field of strength 5.0 mT. The direction of the magnetic field is reversed in a time 4.0 s. What is the average emf induced in the ring?
A. 0
B. 0.25 μV
C. 0.40 μV
D. 0.50 μV
[1]
Markscheme
D