Advertisements
Advertisements
Question
At what speed does the heat radiation travel? What path does it follow?
One Line Answer
Advertisements
Solution
Heat radiation travels with the speed of light and always follows a straight path.
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
State the temperature of steam point on the Celsius scale.
S.I. unit of temperature is :
What is the upper fixed point on the Celsius scale?
What do you mean by relative humidity?
State three factors affecting evaporation.
Why do we wear woolen clothes in winter?
If the temperature of a liquid in a container is decreased, then the interatomic distance will ______.
Numerical Problems.
An iron ball requires 1000 J of heat to raise its temperature by 20°C. Calculate the heat capacity of the ball.
Find the final temperature of a copper rod. Whose area of cross-section changes from 10 m2 to 11 m2 due to heating. The copper rod is initially kept at 90K. (Coefficient of superficial expansion is 0.0021 /K)
Match the following:
| Column-I | Column-II | |
| 1. | Length | s |
| 2. | Mass | m |
| 3. | Time | k |
| 4. | Temperature | kg |
