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Mechanical Engineering - Hydraulics and Fluid Mechanics

Exercise : Hydraulics and Fluid Mechanics - Section 7
11.
The divergent portion of a venturimeter is made longer than convergent portion in order to
avoid the tendency of breaking away the stream of liquid
to minimise frictional losses
both (a) and (b)
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
In a venturiflume, the flow takes place at
atmospheric pressure
gauge pressure
absolute pressure
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
The discharge in an open channel corresponding to critical depth is
zero
minimum
maximum
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
The pressure of liquid at throat in a venturimeter is __________ than that at inlet.
higher
lower
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
A fluid whose viscosity changes with the rate of deformation or shear strain is known as non-newtonian fluid.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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