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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
Water is used as a cooling agent.
At what temperature is the density of water is maximum? State its value.
Explain the following
A hollow glass sphere which floats with its entire volume submerged in water at 4°C, sinks when water is heated above 4°C.
Explain, why does a glass bottle completely filled with water and tightly capped burst when placed in a freezer?
What are hot spots? How can you extract energy from a hot spot, if it does not come in contact with underground water?
Observe the given graph and answer the following questions:
- Name the process represented in the figure.
- At what temperature does this process take place?
When the temperature of water decreases below 4 °C it’s volume _______.
Write scientific reason.
Placing a plastic bottle filled with water in the freezing compartment in the freezer can cause the bottle to explode.
A graph between the volume and temperature of water is shown. Explain the anomalous behaviour of water.
