Advertisements
Advertisements
Question
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.
Advertisements
Solution
Inside the freezer, when the temperature of water falls below 4°C, the water in the bottle starts expanding. If the bottle is completely filled and tightly closed, there is no space for water to expand, and hence, the bottle may burst.
APPEARS IN
RELATED QUESTIONS
A 50 kg man is running at a speed of 18 km h−1. If all the kinetic energy of the man can be used to increase the temperature of water from 20°C to 30°C, how much water can be heated with this energy?
What do you mean by the anomalous expansion of water?
Explain, why does a glass bottle completely filled with water and tightly capped burst when placed in a freezer?
What are land and sea breezes? Explain with the help of a labeled diagram.
Give reasons for the following:
Even when the water in the lakes is frozen, fish can survive.
What will be the approximate temperature of water in the lake shown in the following diagram?
(i) At X, and
(ii) At Y?
Write a short note.
Anomalous behaviour of water
