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प्रश्न
Who am I?
I get heated due to the land or water near me
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उत्तर
Air
APPEARS IN
संबंधित प्रश्न
Two substances A and B have specific heats c and 2 c respectively. If A and B are given Q and 4Q amounts of heat respectively, the change in their temperatures is the same. If the mass of A is m, what is the mass of B?
A copper wire 10 cm long is heated from 200C to 300C. Find the increase in length of the wire, if coefficient of linear expansion of copper is 1.7 X 10-5oC-1
Why is a ventilator provided in a room?
Is it possible to heat a liquid or gas from above? Explain your answer.
Give a scientific reason for the following:
In winter the birds fluff up their feathers.
Complete the following sentence:
SI unit of temperature is ______
The following figure shows a copper washer. Explain, giving reasons, whether the following characteristics of the washer increase, decrease, or remain the same when it is heated.
(a) Internal diameter
(b) Volume
(c) Mass
(d) Density
(e) External diameter
Temperature of Srinagar (J&K) is -4°C and in Kodaikanal is 3°C which of them has greater temperature? What is the difference between the temperatures of these two places?
If you keep ice at 0° C and water at 0° C in either of your hands, in which hand you will feel more chillness? Why?
