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प्रश्न
Define calorie. How many joules make one calorie?
Explain calorie. How many joules can make 1 calorie?
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उत्तर
One calorie is the amount of heat energy required to raise the temperature of one gram of water through 1°C.
There are 4.2 J in one calorie
1 Cal = 4.2 J
संबंधित प्रश्न
Convert 5°F to the Celsius scale.
Define heat energy on the basis of kinetic theory of matter.
Distinguish between heat and temperature.
1 joule = 4.2 calorie
Is this relation correct?
Name the scientist who designed the first thermometer.
Write the SI unit of coefficient of cubical expansion.
Convert the following temperature into Fahrenheit scale:
1000C
Convert the following temperature into Fahrenheit scale:
850C.
Draw a neat and labeled diagram of a Six's maximum and minimum thermometer. Explain briefly, the working of this thermometer. Give a use of this thermometer.
Complete the following sentence:
SI unit of temperature is ______
Define the process of conduction.
Who am I?
Land and water get heated due to me.
The dimensions of a substance are increased if the temperature of the substance is decreased.
SI unit of temperature is ______.
Distinguish between linear, arial, and superficial expansion.
______ determines the direction of the flow of heat.
Temperature measures the ______ kinetic energy of molecules.
For setting curd, a small amount of curd is added to warm milk. The microbes present in the curd help in setting if the temperature of the mixture remains approximately between 35°C to 40°C. At places, where room temperature remains much below the range, setting of curd becomes difficult. Suggest a way to set curd in such a situation.
