Practice question
Question
Which of the following statements is correct about a barometer?
Explanation
A barometer measures atmospheric pressure by balancing it with the weight of a liquid column (Pa = ρgh), typically mercury due to its high density, which shortens the column height.
Discussion
Comments
Share your thoughts. New comments appear after admin approval.
Please log in to join the discussion.
Login to commentNo comments yet. Be the first to start the discussion.