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प्रश्न
The hotness of the object is determined by its ______.
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उत्तर
The hotness of the object is determined by its temperature.
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संबंधित प्रश्न
Define temperature and write its S.I. unit.
Write the SI unit of coefficient of cubical expansion.
Is conduction possible in gases?
Name three devices which are used to detect heat radiations.
Define coefficient of linear expansion.
Convert the following temperature into Fahrenheit scale:
-400C
Suppose your normal body temperature were lower than what it is. How would the sensation of hot and cold change?
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.
Find the final temperature of a copper rod. Whose area of cross-section changes from 10 m2 to 11 m2 due to heating. The copper rod is initially kept at 90K. (Coefficient of superficial expansion is 0.0021 /K)
What do you mean by thermal equilibrium?
