Question

Assertion: As an air bubble rises from the bottom of a lake, its sizes increases.

Reason: The obervation is in accordance with Boyle's Law

• A. Both assertion (A) and reason (R) are correct and R gives the correct explanation
• B. Both assertion (A) and reason (R) are correct but R doesn't give the correct explanation
• C. A is true but R is false
• D. A is false but R is true

Answer 1

The correct option is A Both assertion (A) and reason (R) are correct and R gives the correct explanation

As process takes place at constant temperature, therefore, when air bubble rises upwards pressure decreases therefore volume of air bubble will definitely increase.
Assertion is true and reason is correct explaination of it.
option(A) is correct