The lower and upper fixed point of a thermometer are 30mm and 180mm respectively. Calculate the temperature in degrees Celsius when the thermometer reads 45mm. by Sunday | May 21 | Physics WAEC | 0 comments A. 10.0°C B. 15.0°C C. 20.0°C D. 30.0°C Correct Answer: Option A A. 10.0°C Users Also Read These:The ice and steam points of a certain thermometer…The maximum and minimum thermometer reads theThe lower and upper fixed points marked on a…A thermometer has its stem marked in millimeter…A mercury-in-glass thermometer reads - 20° at the…