Observe the picture given below.

Water is boiled in a pan. At which position of hands P or T will feel warmer? Give reason.

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Solution

Hands at position P will feel warmer than position T.
In liquids and gases, predominantly heat is transferred by the process of convection. Hot water vapours will rise from the container to the position P which makes it warmer than position T.

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Question 19

Observe the below picture. Water is being boiled in a pan of wide base

(i) Which position P or T will feel warmer?
(ii) Fill up the boxes P and T to indicate the predominant mode of heat transfer.

Question 19

Observe the below picture. Water is being boiled in a pan of wide base

(i) Which position P or T will feel warmer?
(ii) Fill up the boxes P and T to indicate the predominant mode of heat transfer.

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Observe the picture given below. Water is boiled in a pan. At which position of hands P or T will feel warmer? Give reason.

Hands at position P will feel warmer than position T. In liquids and gases, predominantly heat is transferred by the process of convection. Hot water vapours will rise from the container to the position P which makes it warmer than position T.

Observe the picture given below.

Water is boiled in a pan. At which position of hands P or T will feel warmer? Give reason.

Hands at position P will feel warmer than position T.
In liquids and gases, predominantly heat is transferred by the process of convection. Hot water vapours will rise from the container to the position P which makes it warmer than position T.