Advertisements
Advertisements
प्रश्न
At what temperature is the density of water is maximum? State its value.
Advertisements
उत्तर
Density of water is maximum at 4°C. Its value is 1000 kgm-3.
APPEARS IN
संबंधित प्रश्न
Give reason of Ice floats on water.
Give reason for Sea water does not freeze at 0°C.
The amount of water vapour in air is determined in terms of its ______.
Draw a graph between volume and temperature, when 5 cm3 of ice at -10°C is heated to form water at +10°C.
How do fishes survive in frozen lakes?
Why does a thick glass tumbler crack when very hot water is poured in it?
Observe the given graph and answer the following questions:
- Name the process represented in the figure.
- At what temperature does this process take place?
Write the name.
The instrument used to study anomalous behaviour of water.
Write scientific reason.
Placing a plastic bottle filled with water in the freezing compartment in the freezer can cause the bottle to explode.
Observe the given picture and answer the following questions.
- Which property do you understand in this picture?
- What is the temperature of the water at the surface?
- What is the temperature below the layer of ice on the surface?
