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प्रश्न
What do you mean by the anomalous expansion of water?
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उत्तर
The expansion of water when it is cooled from 4°C to 0°C is known as the anomalous expansion of water.
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संबंधित प्रश्न
Give reason of Ice floats on water.
Give reason for Sea water does not freeze at 0°C.
What is the role of the anomalous behaviour of water in preserving aquatic life in regions of cold climate?
A 50 kg man is running at a speed of 18 km h−1. If all the kinetic energy of the man can be used to increase the temperature of water from 20°C to 30°C, how much water can be heated with this energy?
At what temperature is the density of water is maximum? State its value.
Explain the following
Fishes survive in ponds even when the atmospheric temperature is well below 0°C.
Explain why do vegetables and fruits get damaged during severe frost?
In cold countries, the water pipes are covered with poor conductors. Why?
While studying anomalous behaviour of water in Hope’s apparatus, the upper temperature of the thermometer : 0 °C : : lower temperature of the thermometer : _______
