If the laminar velocity profile is approximated by the cubic-order polynomial ū = a1 + azỹ + azy² + a4ỹ³ where, ū = u/Ue and y = y/8 with U, and & being the edge velocity and boundary-layer thickness, respectively. a) Find out the velocity profile, by determining the unknown coefficients a1, a2, az and a4. Plot the velocity profile.

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A: step 1-

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Q: passing through the passes through dist below. The ratio y

A: solution of above problem is below:

Beams

In structural engineering, a beam is a component made of a variety of materials (including steel alloys, and wood) that can resist loads applied laterally to the beam axis. Members, elements, rafters, shafts, and purlins are all terms used to describe beams.