Free surface of a liquid behaves like a sheet and tends to contract to the smallest possible area due to the
A. force of adhesion
B. force of friction
C. centrifugal force
D. force of cohesion
Answer:D
Free surface of a liquid behaves like a sheet and tends to contract to the smallest possible area due to the
A. force of adhesion B. force of friction C. centrifugal force D. force of cohesion