Advertisements
Advertisements
प्रश्न
What causes a change in the temperature of a body?
Advertisements
उत्तर
Heat changes the temperature of a body due to flow of heat in or out of the given body.
APPEARS IN
संबंधित प्रश्न
A bridge is made from 20 m long iron rods. At temperature 18∘C, the distance between two rods in 0.4 cm. Up to what temperature will the bridge be in good shape?
Name two substances which contract on heating.
Explain the three modes of transfer of heat.
Give a scientific reason for the following:
In winter the birds fluff up their feathers.
When a window is accidentally left open on a winter night, will you feel uncomfortable because the cold is getting in, or because the heat is escaping from the room?
Temperature is the average ______ of the molecules of a substance.
Kelvin is written as K also known as absolute scale as it starts from absolute zero temperature.
