| Date | May 2016 | Marks available | 1 | Reference code | 16M.1.HL.TZ0.7 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 0 |
| Command term | Question number | 7 | Adapted from | N/A |
Question
A container with 0.60kg of a liquid substance is placed on a heater at time t=0. The specific latent heat of vaporization of the substance is 200kJkg–1. The graph shows the variation of the temperature T of the substance with time t.
What is the power of the heater?
A. 1200 W
B. 3000 W
C. 4800 W
D. 13 300 W
Markscheme
B
Examiners report
[N/A]
Syllabus sections
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