Hydraulics and Fluid Mechanics in ME
The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream

May increase/decrease
Keeps on decreasing
Keeps on increasing
Remain constant

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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

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