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संबंधित प्रश्न
Give reason of Water pipes burst in severe winter.
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.
What do you mean by the anomalous expansion of water?
Draw a graph to show the variation in density of water with temperature in the range from 0°C to 10°C.
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.
Observe the given graph and answer the following questions:
- Name the process represented in the figure.
- At what temperature does this process take place?
In cold regions, in winter the pipes for water supply break.
Write scientific reason.
Placing a plastic bottle filled with water in the freezing compartment in the freezer can cause the bottle to explode.
