Engineering, 06.09.2019 18:30 LilErvin
The 8-mm-thick bottom of a 220-mm-diameter pan may be made from aluminum (k = 240 w/m ⋅ k) or copper (k = 390 w/m ⋅ k). when used to boil water, the surface of the bottom exposed to the water is nominally at 110°c. if heat is transferred from the stove to the pan at a rate of 600 w, what is the temperature of the surface in contact with the stove for each of the two materials?
Answers: 2
Engineering, 04.07.2019 19:10, nbunny7208
What is the chief metrological difference between measuring with a microscope and with an electronic comparator? a. the microscope is limited to small workpieces. a. the microscope is limited to small workpieces. c. the comparator can only examine one point on the workpiece. d. the microscope carries its own standard.
Answers: 1
Engineering, 04.07.2019 19:10, lexie223
Acircular aluminum shaft mounted in a journal is shown. the symmetric clearance gap between the shaft and journal is filled with sae 10w-30 oil at t 30°c. the shaft is caused to turn by the attached mass and cord. develop and solve a differential equation for the angular speed of the shaft as a function of time.
Answers: 2
The 8-mm-thick bottom of a 220-mm-diameter pan may be made from aluminum (k = 240 w/m ⋅ k) or copper...
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