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प्रश्न
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उत्तर
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संबंधित प्रश्न
Write S.I. unit of temperature.
Who is telling the truth?
The temperature of a substance is measured in joules.
A deep pond of water has its top layer frozen during winter. State the expected temperature of water layer (i) Just in contact with ice and (ii) At the bottom of pond.
At 0°C and 760 mm Hg pressure, a gas occupies a volume of 10Q cm3. The Kelvin temperature (Absolute temperature) of the gas is increased by one-fifth while the pressure is increased one and a half times. Calculate the final volume of the gas. [80 cc.]
Define one joule of heat.
State three factors affecting evaporation.
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.
Explain the following:
Why is the cooling in a refrigerator kept near the top?
Who am I?
I get heated due to the land or water near me
