Question

The given figure shows a laboratory thermometer. What is the reading shown?

• A.
• B.
• C.
• D.

Answer 1

The correct option is A

The reading shows the lower fixed point of a thermometer, i.e. $0^{\circ }C$. The lower fixed point on the Celsius scale is $0^{\circ }C$ and upper fixed point is ${100}^{\circ }C$. The lower and upper fixed points on the Fahrenheit scale are ${32}^{\circ }F$ and ${212}^{\circ }F$.