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प्रश्न
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उत्तर
Pressure cooker increases the pressure and hence the boiling point increases. So, the boiling point becomes greater than 100°C.
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संबंधित प्रश्न
Define heat capacity and state its SI unit.
Specific heat capacity of substance A is 3.8 J g-1K-1 whereas the specific heat capacity of substance B is 0.4 J g-1 K-1
(i) Which of the two is a good conductor of heat?
(ii) How is one led to the above conclusion?
(iii) If substances A and B are liquids then which one would be more useful in car radiators?
Differentiate between heat capacity and specific heat capacity.
Name two green house gases ?
State three ways to minimize the global warming.
The ratio of specific heat capacity to molar heat capacity of a body _____________ .
Explain, why water is considered as best liquid for quenching thirst?
Explain, why does a wise farmer water his fields, if forecast is forst?
Water falls from a height of 50 m. Calculate the rise in the temperature of water when it strikes the bottom.
(g = 10 ms-2; Specific heat capacity of water = 4200 J / kg°C)
