Advertisements
Advertisements
Question
The increase in length of a metal rod depends on
Options
the initial length of the rod only
the rise in temperature only
the material of rod only
all the above three factors.
Advertisements
Solution
all the above three factors.
APPEARS IN
RELATED QUESTIONS
A longer rod expands ........... than a shorter rod on being heated to the same temperature.
Why is one end of a steel girder in a bridge kept on rollers instead of fixing it in pillar?
Water is heated from 0°C to 4°C. Will it expand?
An iron washer is heated State the effect on its density.
What is meant by thermal expansion?
The diagram shows a sketch graph showing a change in volume of a given mass of ice at -5°C to water at 15°C.
(i) Why does the temperature along BC remain constant?
(ii) When is the volume of water minimum?
(iii) At what temperature does water have maximum density? Explain.
Borosilicate glass do not expand much on being heated.
If you heat a circular disk with a hole, what change do you expect in the diameter of the hole? Remember that the effect of heating increases the separation between any pair of particles.
What type of glassware is used in laboratories? Why?
