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Q.

Statement - I : The gas molecular collisions are perfectly elastic.
Statement - II : Transfer of energy takes place among the colloiding gas molecules but total energy remains same.

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a

Statement I and II are correct and II explains I

b

Statement I and II are correct and II does not explain I

c

Statement - I is correct and Statement - II is incorrect

d

Both statement - I and II are incorrect

answer is A.

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Detailed Solution

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During a collision total energy remains constant. However individual energies may get altered via transfer of energy from one molecule to another.

Since the total energy; remains constant all collisions are perfectly elastic

Postulates of kinetic theory of gases.

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