Published by:
CGP EDU Academic Team
Published on: September 12, 2026
A 10 cm long wire is placed horizontally on the surface of water and is gently pulled up with a force of 2 ×10 -2 N to keep the wire in equilibrium. The surface tension, in Nm -1 , of water is
Text Solution
Verified by ExpertsThe correct answer is:
A
$T = \frac{F}{2l} = \frac{2 \times 10^{-2}}{2 \times 10 \times 10^{-2}} = 0.1 \, N/m$
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
The value of surface tension of a liquid at critical temperature is
The spherical shape of rain-drop is due to
Surface tension is due to
When there is no external force, the shape of a liquid drop is determined
Soap helps in cleaning clothes, because
A pin or a needle floats on the surface of water, the reason for this is