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संबंधित प्रश्न
In the ball and ring experiment, if the ball after heating is left to cool on the ring for sometime, the ball again passes through the ring. Explain the reason.
Iron rims are heated before they are fixed on the wooden wheels.
State one application of thermal expansion of liquids.
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.
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 the velocity of thermal radiations?
What are the different types of thermal expansions?
A bimetal strip is shown in the below diagram before heating. Draw a diagram to show how it bends on heating and on cooling.
What difference do you think heating the solid will make in their molecules?
