Suppose a liquid in a container is heated at the top rather than at the bottom. What is the main process by which the rest of the liquid becomes hot ?

Conduction

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Evaporation

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Sublimation

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None of these

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Solution

The correct option is A Conduction
Answer is A
Since liquid is heated from top,so top will become warm and light .It will remain on the top of container as its density decreases ,so no mixing will take place.Hence conduction is only source of heat exchange.

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Suppose a liquid in a container is heated at the top rather than at the bottom. What is the main process by which the rest of the liquid becomes hot ?

The correct option is A ConductionAnswer is ASince liquid is heated from top,so top will become warm and light .It will remain on the top of container as its density decreases ,so no mixing will take place.Hence conduction is only source of heat exchange.

The correct option is A Conduction
Answer is A
Since liquid is heated from top,so top will become warm and light .It will remain on the top of container as its density decreases ,so no mixing will take place.Hence conduction is only source of heat exchange.