Hydraulics & Fluid Mechanics
Metacentric height is given as the distance between

center of buoyancy and metacentre
the center of gravity of the body and the center of pressure
the center of gravity of the body andthe meta center
the center of gravity of the body and the center of buoyancy

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Hydraulics & Fluid Mechanics
The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is

constant over the cross section
parabolic distribution across the section
zero at the mid plane and varies linearly with distance from mid plane
zero at plates and increases linearly to midpoint

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Hydraulics & Fluid Mechanics
For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is

directly proportional to pipe wall roughness and independent of Reynolds number
directly proportional to Reynolds number and independent of pipe wall roughness
inversely proportional to Reynolds number and directly proportional to pipe wall roughness
inversely proportional to Reynolds number and indpendent of pipe wall roughness

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