a thermometer records 680 mmHg at steam point and 440 mmHg at ice point. The temperature it records at 380 mmHg is
A
-25oC
B
-20oC
C
20oC
D
25oC
Verified Correct Answer: A.
Physical Principles & Numerical Solution
\(\frac{440 - 380}{680 - 380} = \frac{0 - x}{100 - x}\)
= -25oC
Source: Myschool Past Questions Archive (Record #35295)