223) The property of a liquid which enables it to resist tensile stress is called its surface tension.

Agree

Disagree

Can't Say

None

Answer is:

Agree

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).

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Related Hydraulics and fluid mechanics MCQ with Answers

224) The magnitude of water hammer depends upon the

elastic properties of the pipe material

elastic properties of the liquid flowing through the pipe

speed at which the valve is closed

all of the above

Answer is:

all of the above

225) The discharge over the trapezoidal notch is equal to the discharge over the rectangular notch __________ the discharge over the triangular notch.

plus

minus

zero

none of these

Answer is:

plus

226) The dynamic viscosity of gases __________ with rise in temperature.

remain unaffected

increases

decreases

none of these

Answer is:

increases

227) A flow in which the quantity of liquid flowing per second is constant, is called __________ flow.

steady

streamline

turbulent

unsteady

Answer is:

steady

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