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प्रश्न
Explain the construction of a calorimeter. Draw the necessary figure.
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उत्तर
A device used for heat measurement is called a calorimeter.
Construction of a Calorimeter
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It consists of a metallic vessel and stirrers. They are made of copper or aluminum.
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The vessel is then kept inside a wooden jacket that contains heat-insulating materials.
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The outer wooden jacket acts as a heat shield and reduces the heat loss from the inner vessel.
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The outer jacket has an opening through which a mercury thermometer is inserted into the calorimeter.
Calorimeter
संबंधित प्रश्न
Fill in the blank
The S.I. unit of temperature is ________.
Fill in the blank
The temperature of a normal human body is ________.
Write down the temperature of upper fixed point,, on the Fahrenheit scale.
Why do we wear woolen clothes in winter?
Convert the following temperature into Fahrenheit scale:
850C.
Who am I?
Land and water get heated due to me.
Explain with a diagram, the effect of the spherical shape of the earth on the temperature at different latitudes.
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.
______ determines the direction of the flow of heat.
