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प्रश्न
Name two substances which contract on heating.
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उत्तर
Water contracts on heating from 0°C to 4°C.
Silver iodide contracts on heating from 80°C to 141°C.
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संबंधित प्रश्न
State the temperature of ice point on the Celsius scale.
S.I. unit of temperature is :
Define temperature on a conventional basis.
State three factors affecting evaporation.
One liter of mercury at 100C is heated to 300C. Find the increase in the volume of mercury. The coefficient of cubical expansion of mercury is 1.8 X 10-4 0C-1.
What makes the isotherms run zigzag over continental areas?
Assertion (A): 0 °C = 273.16 K. For our convenience we take it as 273 K after rounding off the decimal.
Reason (R): To convert a temperature on the Celsius scale we have to add 273 to the given temperature.
SI unit of temperature is ______.
