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संबंधित प्रश्न
At what temperature is the density of water is maximum? State its value.
Describe an experiment to show that water has maximum density at 4°C. What important consequences follow this peculiar property of water? Discuss the importance of this phenomenon in nature.
Density of water is maximum at :
What are land and sea breezes? Explain with the help of a labeled diagram.
In cold countries, the water pipes are covered with poor conductors. Why?
The following diagrams illustrate three situations involving thermometers which are labeled A, Band C. In each situation the thermometers indicate different readings.
(i) What do you expect the approximate reading of the thermometer B and C would be? Give a reason for your answer.
(ii) How would the readings of A and B help you in calibrating a thermometer?
What is the criterion of choosing the two metals for a bimetal strip?
