Advertisements
Advertisements
Question
Observe the picture given in figure. Water is being boiled in a pan of wide base.

- Which position P or T will feel warmer?
- Fill up the boxes P and T to indicate the mode of flow of heat to the hand.
Very Short Answer
Advertisements
Solution
- Position P will feel warmer than T because when the air gets heated, it rises upwards.
- P → Convection
T → Radiation
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Define one kilo-calorie of heat.
Complete the following sentence:
CGS units of heat is _________
Ice is kept in a double-walled container. Why?
We feel the heat on our body when the ______ shines.
We can absorb heat by rubbing two surfaces of some substances.
Black color is a ______ absorber of heat.
Match the following
| 1. | Heat | a. | Good absorber |
| 2. | Temperature | b. | Form of energy |
| 3. | Black surface | c. | Insulators |
| 4. | Rubber, cork | d. | The measure of hotness or coldness |
You would have noticed some space being left on railway tracks. Why?
What is heat energy?
On a cold day, it is hard to open the lid of a tight container. But when you gently heat the neck you can easily open the lid. why?
