Question

Assertion : An open-tube manometer is a useful instrument for measuring pressure differences
Reason: $1$ bar $= 10^{5} \, Pa$

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

Answer 1

Answer: (B)

Correct answer is (b) If both assertion and reason are true but reason is not the correct explanation of assertion