Advertisements
Advertisements
प्रश्न
Stainless steel pans are usually provided with copper bottoms. The reason for this could be that ______.
पर्याय
copper bottom makes the pan more durable.
such pans appear colourful.
copper is a better conductor of heat than the stainless steel.
copper is easier to clean than the stainless steel.
Advertisements
उत्तर
Stainless steel pans are usually provided with copper bottoms. The reason for this could be that copper is a better conductor of heat than the stainless steel.
Explanation:
This allows for more even heat distribution and quicker heating, improving cooking efficiency and performance.
APPEARS IN
संबंधित प्रश्न
A wooden spoon is dipped in a cup of ice cream. Its other end ______.
Write true or false for a given statement.
Medium is necessary for the transfer of heat by radiation.
Select the correct alternative
If we add a lump of ice to a tumbler containing water,
Maximum heat is absorbed by a ______ coloured object.
______ of heat does not require a medium.
Conduction of heat takes place through a ______ substance.
Why is the outer coat of the penguins of Antarctica black?
Match the items in column-I to the items in column-II
| Column-I | Column-II | ||
| 1. | Linear expansion | (a) | change in volume |
| 2. | Superficial expansion | (b) | hot body to cold body |
| 3. | Cubical expansion | (c) | 1.381 X 10-23 JK-1 |
| 4. | Cubical expansion | (d) | change in length |
| 5. | Boltzmann constant | (e) | change in area |
Heat is the transfer of energy between two objects at different temperatures.
When ice changes into a liquid, it absorbs energy.
