T

Team MCQ Buddy • 27.12K Points
Instructor II Physics

Q. A needle or a pin floats on the surface of water because of

  • (A) Surface tension
  • (B) Surface energy
  • (C) Viscosity
  • (D) Adhesive force
  • Correct Answer - Option(A)
  • Views: 29
  • Filed under category Physics
Explanation by: Team MCQ Buddy
The pin or needle floats because of an invisible elastic skin on the surface of the water. This elastic skin is called surface tension. Surface tension of the water leads to forces strong enough to support the needle’s weight.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Question analytics