| Date | May 2016 | Marks available | 1 | Reference code | 16M.1.HL.TZ0.27 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 0 |
| Command term | Question number | 27 | Adapted from | N/A |
Question
In an experiment, oil droplets of mass m and charge q are dropped into the region between two horizontal parallel plates. The electric field E between the plates can be adjusted. Air resistance is negligible. Which is correct when the droplets fall vertically at constant velocity?
A. E=0
B. \(E < \frac{{mg}}{q}\)
C. \(E = \frac{{mg}}{q}\)
D. \(E > \frac{{mg}}{q}\)
Markscheme
C
Examiners report
[N/A]
