Physics
JAMB 2013
Calculate the length which corresponds to a temperature of 20
oC if the ice and steam points of an unguarded thermometer are 400 mm apart
-
A.
20mm
-
B.
30mm
-
C.
60mm
-
D.
80mm
Correct Answer: Option D
Explanation
At 100
oC = 400
Therefore,
At 20
oC = \(\frac{400}{100} \times \frac{20}{1}\) = 80
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