| Date | May 2011 | Marks available | 1 | Reference code | 11M.1.SL.TZ1.6 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 6 | Adapted from | N/A |
Question
A tennis ball of mass m moving horizontally with speed u strikes a vertical tennis racket. The ball bounces back with a horizontal speed v.
The magnitude of the change in momentum of the ball is
A. m (u + v).
B. m (u – v).
C. m (v – u).
D. zero.
Markscheme
A
Examiners report
[N/A]
Syllabus sections
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