Advertisements
Advertisements
प्रश्न
Define heat energy on a conventional basis.
Advertisements
उत्तर
Heat energy: It is a form of energy that causes in us the sensation of hotness or coldness.
APPEARS IN
संबंधित प्रश्न
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.
S.I. unit of temperature is :
State the advantages and disadvantages of mercury and alcohol as thermometric liquids.
What is meant by the lower and upper fixed points of a thermometer?
Where am I?
The isotherm 0°C runs in my surroundings.
Analogy
Ice cube : 0o C :: Boiling water :______
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?
Match the following:
| Column-I | Column-II | |
| 1. | Temperature | Beam balance |
| 2. | Mass | Ruler |
| 3. | Length | Digital clock |
| 4. | Time | Thermometer |
While a substance is undergoing a change of state, the temperature of the body remains ______.
