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Engineering
Mechanical
ME Set-1
Hydraulics and fluid mechanics
181

Hydraulics and fluid mechanics MCQ with Answers

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

remains same

decreases

increases

none of these

Answer is:

decreases

Hydraulics and fluid mechanics MCQ with Answers

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Related Hydraulics and fluid mechanics MCQ with Answers

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

184) A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is

0.46

0.64

0.78

0.87

Answer is:

0.64

185) A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct?

The pressure on the wall at the liquid level is minimum.

The pressure on the bottom of the wall is maximum.

The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum

The pressure on the bottom of the wall is zero.

Answer is:

The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum

Hydraulics and fluid mechanics MCQ with Answers

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