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प्रश्न
Where am I?
The isotherm 0°C runs in my surroundings.
उत्तर
Frigid zone
संबंधित प्रश्न
State the temperature of ice point on the Celsius scale.
Write down the temperature of upper fixed point,, on the 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.
What causes a change in the temperature of a body?
Write down the SI unit of latent heat.
State three factors affecting evaporation.
A small gap is left between two iron rails of the railway track. Why?
State the advantages and disadvantages of mercury and alcohol as thermometric liquids.
Explain the following:
It is cool in the shade, when it is hot outside.
Heat flows from a ______ body to a _____ body.
Analogy
Heat : Joule :: Temperature : _____
Suppose your normal body temperature were lower than what it is. How would the sensation of hot and cold change?
Find the final temperature of a copper rod. Whose area of cross-section changes from 10 m2 to 11 m2 due to heating. The copper rod is initially kept at 90K. (Coefficient of superficial expansion is 0.0021 /K)
1 calorie equals ______.
Assertion: Temperature is the measure of heat energy.
Reason: Energy is the capacity to do work.
