Advertisements
Advertisements
प्रश्न
What are the different types of thermal expansions?
Advertisements
उत्तर
There are three types of thermal expansion
(a). Linear expansion
(b). Superficial expansion
(c). Cubical expansion
APPEARS IN
संबंधित प्रश्न
A longer rod expands ........... than a shorter rod on being heated to the same temperature.
Two identical rods of copper are heated to different temperatures — one by 5°C and the other by 10°C. Which rod will expand more?
An empty glass bottle is fitted with a narrow tube at its mouth. The open end of the tube is kept in a beaker containing water. When the bottle is heated, bubbles of air are seen escaping into water. Explain the reason.
100 ml of each of the following liquid is heated from 10°C to 50°C. Which will expand more : (a) water (b) benzene (c) alcohol?
An iron washer is heated. State the effect on its external.
Give reasons for the following:
In cold countries, water pipes burst in winter.
Complete the following sentence:
When ice melts its volume ______ and density _______.
Borosilicate glass do not expand much on being heated.
