Question

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

• A. if both assertion and reason are true and the reason is the correct explanation of the assertion
• B. if both assertion and reason are true and the reason is not the correct explanation of the assertion
• C. if assertion is true but reason is false
• D. if both assertion and reason are false statements

Answer 1

Answer: (A)

Correct answer is (a) if both assertion and reason are true and the reason is the correct explanation of the assertion