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प्रश्न
What difference do you think heating the solid will make in their molecules?
उत्तर
- When we heat solids the vibrations and movement of molecules will increase.
- The temperature of the object increases.
- The distance between molecules will increase.
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संबंधित प्रश्न
Two iron rods – one 10 m long and the other 5 m long, are heated to the same rise in temperature. Which will expand more?
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?
Water is heated from 0°C to 4°C. Will it expand?
An iron washer is heated. State the effect on its mass.
Explain thermal expansion with suitable examples.
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.
- Assertion: Gas is highly compressible than solid and liquid
- Reason: Interatomic or intermolecular distance in the gas is comparably high.
The expansion in volume is called linear expansion.
What type of glassware is used in laboratories? Why?
