| Date | May 2014 | Marks available | 1 | Reference code | 14M.1.SL.TZ1.26 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 26 | Adapted from | N/A |
Question
A black body has kelvin temperature T and surface area A. The total power radiated by the body is P. What is the new power radiated when T is doubled and A is halved?
A. 4P
B. 8P
C. 16P
D. 32P
Markscheme
B
Examiners report
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