Engineering, 19.10.2019 04:10 Jazmineboo5818
Aluminum wire, having a diameter of 0.794 mm, is immersed in an oil bath that is at 25°c. aluminum wire of this size has an electrical resistance of 0.0572w/m. for conditions where an electric current of 100 a is flowing through the wire and the surface coefficient between the wire and oil bath is 550 w/m2.k, determine the steady-state temperature of the wire.
Answers: 2
Engineering, 03.07.2019 14:10, aliceohern
The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite
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Engineering, 04.07.2019 18:10, lowkeyqueenk
Apipe with an outside diameter of 15 cm is exposed to an ambient air and surrounding temperature of -20°c. the pipe has an outer surface temperature of 65°c and an emissivity of 0.85. if the rate of heat loss from the pipe surface is 0.95 kw per meter of length, the external convective heat transfer coefficient (h) is: (a) 12.5 w/m"k (b) 18.6 w/mk (c) 23.7 w/mk (d) 27.9 w/mk (e) 33.5 w/mk
Answers: 1
Engineering, 04.07.2019 18:10, genyjoannerubiera
Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)
Answers: 1
Aluminum wire, having a diameter of 0.794 mm, is immersed in an oil bath that is at 25°c. aluminum w...
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