Temperature and Its Measurement - Jamb Physics Past Questions and Answers

Question 6:

• JAMB 1981

The ice and steam points of mercury-in-glass thermometer of centigrade scale and of uniform bore correspond respectively to 3cm and 19cm lengths of the mercury thread when the length is 12cm, the temperature is

A. 32^oC
B. 48^oC
C. 56^oC
D. 65^oC
E. 75^oC

Question 7:

• JAMB 1981

A liquid-in-glass thermometer should quickly register temperature changes. This is achieved by choosing a liquid that

A. Is opaque
B. Has high density
C. Has regular expansion
D. Has a high thermal conductivity
E. Can wet glass

Question 8:

• JAMB 1983

A short response to time is obtained in liquid-in-glass thermometer when the

A. Bulb is large and thick-walled
B. Stem is long and thin
C. Bulb is small and thicked-walled
D. Liquid is of high density and the bore is large
E. Bulb is thin-walled and the liquid is a good conductor of heat

Question 9:

• JAMB 1984

The lower and upper fixed points marked on a mecury-in-glass thermometer are 210mm apart. The end of the mercury column in the tube is 49mm above the lower fixed point in a room. What is the temperature of the room in degrees Celsius?

A. 55.3^oC
B. 23.3^oC
C. 49.0^oC
D. 16.1^oC
E. 76.7^oC

Question 10:

• JAMB 1984

Which of the following properties of matter CANNOT be utilized for temperature measurement? The

A. Length of a liquid column
B. Volume of a gas at constant pressure
C. Pressure of a gas at constant volume
D. Resistance of a metallic wire
E. Current produced in a photoelectric effect