32) The increase of temperature results in

Answer is:

decrease in viscosity of liquid

Water Resources Engineering MCQ with Answers

33) Surface tension has the units of

Answer is:

newtons/m

Explanation:

Surface tension is the property of a liquid which enables it to resist tensile stress. Surface tension is denoted by σ (sigma). Surface tension is expressed in N/m (Newton/meter).

34) Surface tension

Answer is:

acts in the plane of the interface normal to any line in the surface

Explanation:

Surface tension is the property of a liquid which enables it to resist tensile stress. Surface tension is denoted by σ (sigma). Surface tension is expressed in N/m (Newton/meter).
Surface tension acts in the plane of the interface normal to any line in the surface.