Advertisements
Advertisements
प्रश्न
What do you mean by the anomalous expansion of water?
Advertisements
उत्तर
The expansion of water when it is cooled from 4°C to 0°C is known as the anomalous expansion of water.
APPEARS IN
संबंधित प्रश्न
A calorimeter contains 50 g of water at 50°C. The temperature falls to 45°C in 10 minutes. When the calorimeter contains 100 g of water at 50°C, it takes 18 minutes for the temperature to become 45°C. Find the water equivalent of the calorimeter.
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 :
Explain, why are soft drink bottles not completely filled?
What are hot spots? How can you extract energy from a hot spot, if it does not come in contact with underground water?
Why does a thick glass tumbler crack when very hot water is poured in it?
Give reasons for the following:
Even when the water in the lakes is frozen, fish can survive.
While studying anomalous behaviour of water in Hope’s apparatus, the upper temperature of the thermometer : 0 °C : : lower temperature of the thermometer : _______
