Advertisements
Advertisements
Question
At what temperature is the density of water is maximum? State its value.
Advertisements
Solution
Density of water is maximum at 4°C. Its value is 1000 kgm-3.
APPEARS IN
RELATED QUESTIONS
Water is used as a cooling agent.
Give reason of Water pipes burst in severe winter.
Give reason of Ice floats on water.
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
A hollow glass sphere which floats with its entire volume submerged in water at 4°C, sinks when water is heated above 4°C.
In cold countries, the water pipes are covered with poor conductors. Why?
When the temperature of water decreases below 4 °C it’s volume _______.
Observe the following diagram and write the answers to the questions given below.
- Which process does the graph represent?
- What is the range of temperature responsible for the behaviour?
Write a short note.
Anomalous behaviour of water
