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Mechanical Engineering - Hydraulics and Fluid Mechanics

Exercise : Hydraulics and Fluid Mechanics - Section 3
41.
The discharge through a small rectangular orifice is given by (where Cd = Coefficient of discharge for the orifice, a = Cross-sectional area of the orifice, h = Height of the liquid above the centre of the orifice)
Q = Cd x a x 2gh
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
The siphon will work satisfactorily, if the minimum pressure in the pipe is __________ vapour pressure of liquid.
equal to
less than
more than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
The difference between the notch and weir is that the notch is of bigger size and the weir is of a smaller size.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
An open tank containing liquid is moving with an acceleration on an inclined plane. The inclination of the free surface of the liquid will be __________ to the acceleration of the tank.
equal to
directly proportional
inversely proportional
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
Euler's number is the ratio of __________ force to pressure force.
inertia
gravity
viscous
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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