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Engineering
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ME Set-1
Hydraulics and fluid mechanics
179

Hydraulics and fluid mechanics MCQ with Answers

179) An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.

less than twice

more than twice

less than three times

more than three times

Answer is:

less than three times

Hydraulics and fluid mechanics MCQ with Answers

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Related Hydraulics and fluid mechanics MCQ with Answers

180) The discharge over a rectangular notch is

inversely proportional to H^3/2

directly proportional to H^3/2

inversely proportional to H^5/2

directly proportional to H^5/2

Answer is:

directly proportional to H^3/2

181) The volume of a fluid __________ as the pressure increases.

remains same

decreases

increases

none of these

Answer is:

decreases

182) The pressure of the liquid flowing through the divergent portion of a venturimeter

remains constant

increases

decreases

depends upon mass of liquid

Answer is:

decreases

The pressure of the liquid flowing through the divergent portion of a venturimeter

183) The vacuum pressure can be measured with the help of a piezometer tube.

Right

Wrong

Answer is:

Wrong

Hydraulics and fluid mechanics MCQ with Answers

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