| Date | May 2011 | Marks available | 1 | Reference code | 11M.1.SL.TZ2.20 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 20 | Adapted from | N/A |
Question
Two isolated point charges, -7 μC and +2 μC, are at a fixed distance apart. At which point is it possible for the electric field strength to be zero?
Markscheme
D
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