The length of mercury thread when it is at 0oC ... - JAMB Physics 1997 Question
The length of mercury thread when it is at 0oC, 100oC and at an unknown temperature (\theta) is 25mm, 225mm and 175mm respectively. The value of (\theta) is
A
85.0oC
B
80.0oC
C
75.0oC
D
70.0oC
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Correct Option: C
(\frac{\theta\ - 0}{100 - 0}) = (\frac{175 - 25}{225-25})
(\theta) = 75.0oC
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