Engineering, 28.11.2019 20:31 ohgeezy
In a production woodworking shop, 50 µm spherical dust particles were blown into the air while a piece of oak furniture was being sanded.
a. find the terminal velocity of the particles as they fall through the air. b. neglecting air currents, how long would it take the cloud of sawdust to settle out of the air and fall 2 m to the ground? the density of dry oak is approximately 750 kg/m3
Answers: 3
Engineering, 04.07.2019 18:10
Coiled springs ought to be very strong and stiff. si3n4 is a strong, stiff material. would you select this material for a spring? explain.
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Engineering, 04.07.2019 18:10
Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.
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Engineering, 04.07.2019 18:10
Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation
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Engineering, 04.07.2019 18:10
Compute the pressure drop of 30°c air flowing with a mean velocity of 8 m/s in a circular sheet-metal duct 300 mm in diameter and 15 m long. use a friction factor, f 0.02, and pair = 1.1644 kg/m a. 37.26 pa b. 25.27 pa n c. 29.34 pa d. 30.52 pa
Answers: 1
In a production woodworking shop, 50 µm spherical dust particles were blown into the air while a pie...
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