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प्रश्न
Who is telling the truth?
Heat flows from an object at higher temperature to an object at lower temperature.
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उत्तर
Sentence is telling the truth as heat energy flows from an object at a higher temperature to an object at a lower temperature.
संबंधित प्रश्न
How is the size of a degree defined on a Fahrenheit scale?
Explain the construction of a calorimeter. Draw the necessary figure.
State the volume changes that you will observe when a given mass of water is heated from 0°C to 10°C. Sketch a temperature-volume graph to show the behaviour.
Define heat energy on the basis of kinetic theory of matter.
The following figure shows a rectangular box with two tubes P and Q at the top. A burning candle R is placed under the tube P. The candle burns brightly.
Explain:
(i) How is the air in the box circulating?
(ii) What will happen if the opening Q is closed?
