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Saturday, 15 August 2026
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Physics Past Questions and Answers

Topic: Calibration of thermometers

Jamb Physics Questions - Calibration of thermometers

Question 1:
The heights of the mercury thread in a mercury-in-glass thermometer when in melting ice and then in steam are 3cm and 18cm respectively. At a temperature of 60oC the height would be
  • A 7.5cm
  • B 9cm
  • C 10.8cm
  • D 12cm
  • E 12.6cm
View Answer & Explanation
Question 2:
The distance between the fixed points of a centigrade thermometer is 20cm. What is the temperature when the mercury level is 4.5cm above the lower mark?
  • A 22.5<sup style='font-size: smaller;'>o</sup>C
  • B 29.0<sup style='font-size: smaller;'>o</sup>C
  • C 90.0<sup style='font-size: smaller;'>o</sup>C
  • D 100.0<sup style='font-size: smaller;'>o</sup>C
View Answer & Explanation