1.

Assertion: When a bottle of cold carbonated drink is opened a slig! fog forms around the opening. Reason: Adiabatic expansion of the gas causes lowering of temperature and condensation of water vapours.

Answer»

Both ASSERTION and reason are true and the reason is the CORRECT explanation of the assertion.
Both assertion and reason are true but reason is not the correct explanation of the assertion
The assertion is true but reason is false.
Assertion and reason both are false.

Solution :Both STATEMENT and reason are true


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