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संबंधित प्रश्न
How does the anomalous expansion of water help aquatic organisms in cold climates?
On a winter day the temperature of the tap water is 20°C whereas the room temperature is 5°C. Water is stored in a tank of capacity 0.5 m3 for household use. If it were possible to use the heat liberated by the water to lift a 10 kg mass vertically, how high can it be lifted as the water comes to the room temperature? Take g = 10 m s−2.
Draw a graph to show the variation in density of water with temperature in the range from 0°C to 10°C.
Density of water is maximum at :
Explain, why does a glass bottle completely filled with water and tightly capped burst when placed in a freezer?
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?
