| Date | May 2011 | Marks available | 1 | Reference code | 11M.1.HL.TZ2.8 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 8 | Adapted from | N/A |
Question
A spacecraft is in orbit at a distance r from the centre of the Earth. The engine of the spacecraft is fired and it moves to a new orbit of radius 2r. Which of the following describes the variations in kinetic energy and total energy of the spacecraft?
Markscheme
A
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