Advertisements
Advertisements
Question
State one application of thermal expansion of liquids.
Advertisements
Solution
APPLICATION OF THERMAL EXPANSION OF LIQUIDS: An important application is mercury thermometer or alcohol thermometer.
When the bulb of the thermometer is kept in contact with a hot body the mercury expands and the level of mercury rises in the capillary tube.
APPEARS IN
RELATED QUESTIONS
Kerosene contracts on heating.
In the ball and ring experiment, if the ball after heating is left to cool on the ring for sometime, the ball again passes through the ring. Explain the reason.
An iron washer is heated. State the effect on its external.
At what temperature the pure water has (a) maximum density (b) minimum volume?
A bimetal strip is shown in the below diagram before heating. Draw a diagram to show how it bends on heating and on cooling.
The expansion in volume is called linear expansion.
Analogy:
Expansion is length:: Linear expansion.
Expansion in volume:: ______.
