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1. The velocity ?eld in a ?uid ?ow is given by V ¼ 2yi þ xj þ tk: Determine the magnitudes of the acceleration, the angular velocity, and the vorticity at the point (2, 1, 21) at t ¼ 4 s.
2. The temperature ?eld of a ?ow in which V ¼ 2yi þ xj þ tk is given by Tðx; y; zÞ¼ 20xy -C: Determine the rate of change of the temperature of a ?uid particle in the ?ow at the point (2, 1, 22) at t ¼ 2 s.
The objective of this project is to design a speed reducing (torque increasing) gearbox for an industrial saw that will be used to cut formed steel tubing. Your design team is required to specify the associated shafts, rolling element bearings, ke..
What is the initial velocity of Block B, constant acceleration of Block A, velocities of both blocks at t=3s, and the total distance traveled by block B from t=0s to t=3s?
a 4 ft concrete post is reinforced with four steel bars each with a 34 diameter. knowing that es 29 x 106 psi and ec
Compute the average density of a solid solution which contains 10 kg of gold, Ag, and 90 kg of silver, Au. The density of pure gold is 19.32 g/cm3 and the density of pure silver is 10.49 g/cm3
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Subject a piece of steel to a case hardening process in which carbon is forced by diffusion through a layer on the surface of the piece. For this purpose, the piece of steel will be placed in a carbon-rich atmosphere in a special furnace.
a diver is in inside of a coffin full of gold in the seabed. the coffin has a mass of 510kg and a volume of 0.26m3 so
crude oil is fractioned by two separating columns. the incoming crude oil is composed of the following weight fractions
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