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प्रश्न
Explain the following
Water pipes in colder countries often burst in winter.
उत्तर
On winter nights, as the atmospheric pressure starts falling below 4°C, water in the pipe lines expand and exert a great pressure on the pipes, causing them to burst.
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संबंधित प्रश्न
Write S.I. unit of temperature.
Define temperature and write its S.I. unit.
Define coefficient of volume expansion.
Convert the following temperature into Celsius scale:
104oF
Convert the following temperature into Celsius scale:
32oF
When a window is accidentally left open on a winter night, will you feel uncomfortable because the cold is getting in, or because the heat is escaping from the room?
A small change in the temperature causes change in ______ of a liquid.
Give reasons why –
a steam burn is more damaging than a burn caused by boiling water at the same temperature.
Explain the following effects of heat.
Change in temperature
