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The thermometric properties of a thermocouple is the change in?

A. equivalent resistance
B. electromotive force
C. colour
D. pressure

View Answer & Discuss (1) JAMB 2008

One special advantage of alcohol over mercury as a thermometric liquid is its?

A. low density
B. low freezing point
C. high specific
D. low boiling point

View Answer & Discuss (3) JAMB 2010

A vapor is said to be saturated when?

A. a dynamic equilibrium exists between liquid molecules and the vapour molecules
B. a dynamic equilibrium exists such that more molecules return to the liquid than are leaving it
C. the temperature of the vapour varies
D. the vapour pressure is atmospheric

View Answer & Discuss (2) JAMB 2010

Two metals P and Q of length l1 and l2 are heated through the same temperature difference. If the ratio of the linear expansivities of P to Q is 2:3 and the ratio of lengths is 3:4. What is the ratio of increase in length of P to Q?

A. 7:5
B. 5:7
C. 1:2
D. 2:1

View Answer & Discuss (5) JAMB 2010

An object is heated from 30oC to 57oC. The increases in its temperature on the Kelvin scale is

A. 17k
B. 27k
C. 81k
D. 246k
E. 300k

View Answer & Discuss (12) WAEC 1998

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