Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
It can be seen from the graph that the volume of the water decrease from 0°C to 4°C and the volume Is minimum at 4°C. After 4°C, the volume increases with the increase In temperature.
Variation of the volume of water with temperature
APPEARS IN
संबंधित प्रश्न
1 kg of ice at 0°C is mixed with 1 kg of steam at 100°C. What will be the composition of the system when thermal equilibrium is reached? Latent heat of fusion of ice = 3.36 × 103 J kg−1 and latent heat of vaporization of water = 2.26 × 106 J kg−1.
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.
Explain the following
Fishes survive in ponds even when the atmospheric temperature is well below 0°C.
Explain the following
A glass bottle completely filled with water and tightly closed at room temperature is likely to burst when kept in the freezer of a refrigerator.
Explain, why are soft drink bottles not completely filled?
A deep pond of water has its top layer frozen. What will be the likely temperature of water layer at the bottom of the pond?
Why does a thick glass tumbler crack when very hot water is poured in it?
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?
Name the following diagram appropriately.
