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प्रश्न
A thermostat is a device which maintains _____.
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उत्तर
A thermostat is a device which maintains temperature of an object constant.
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संबंधित प्रश्न
Who am I?
I’m found in a thermometer, I measure your temperature.
Define heat energy on the basis of kinetic theory of matter.
Two bodies at different temperatures are placed in contact with each other. State the direction in which heat flows.
Define coefficient of volume expansion.
Convert the following temperature into Fahrenheit scale:
600C
A spiral cut from a thick chart paper is pivoted at 0 and is held slightly above a burning candle You will notice that the spiral starts moving. Explain.
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?
Temperature measures the ______ kinetic energy of molecules.
