Physics > 2007 > 19
WASSCE
The ice and steam points on a mercury-in-glass thermometer are 10 cm and 30 cm respectively. Calcualte the temperature in degree celcius when the mercury meniscus is at the 14 cm mark.
A.
20°C
B.
30°C
C.
34°C
D.
70°C
Answer: A
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