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प्रश्न
Where am I?
The isotherm 0°C runs in my surroundings.
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उत्तर
Frigid zone
संबंधित प्रश्न
Why does a piece of ice when touched with a hand, appear cool? Explain.
Is it correct to say that heat is the cause of temperature?
What do you mean by temperature?
Convert 20°C into Fahrenheit scale.0
Define coefficient of linear expansion. Write its SI unit.
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?
A thermostat is a device which maintains _____.
The dimensions of a substance are increased if the temperature of the substance is decreased.
Give reasons why –
an igloo is built as a winter shelter
