Hydraulics and Fluid Mechanics in ME
Which of the following is an incorrect statement ?

Coefficient of contraction of a venturimeter is unity
None of these
Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined
Flow nozzle is cheaper than venturimeter but has higher energy loss

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Hydraulics and Fluid Mechanics in ME
A compound pipe is required to be replaced by a new pipe. The two pipes are said to be equivalent, if

Loss of head and velocity of flow in both the pipes is same
Length of both the pipes is same
Loss of head and discharge of both the pipes is same
Diameter of both the pipes is same

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