Engineering, 11.04.2020 04:48 mslamaya11
11. If a 1.2 meter long, 5.2 cm diameter stainless steel bar is to be turned down to 3 cm diameter on a lathe, select V, fr, and HPs from the tables in your book. Then calculate Ns, Tm, MRR, and HP.
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Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented
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Estimate the change in specific internal energy au and specific enthalpy h from inlet to outlet for ethylene glycol (a liquid) flowing through each of the following devices: (a) a heat exchanger where the glycol temperature increases from 20 °c to 80 °c; (b) a pump operating at about 25 °c and increasing the glycol pressure from 100 kpa to 8 mpa.
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11. If a 1.2 meter long, 5.2 cm diameter stainless steel bar is to be turned down to 3 cm diameter o...
Mathematics, 27.11.2019 23:31
Mathematics, 27.11.2019 23:31