Engineering, 11.10.2019 22:00 ben5445
Aplane wall of thickness 0.2 m and thermal conductivity 30 w/m middot k having uniform volumetric heat generation of 0.4 mw/m^3 is insulated on one side, while the other side is exposed to a fluid at 92 degree c. the convection heat transfer coefficient between the wall and the fluid is 400 w/m^2 middot k. determine the maximum temperature in the wall. ans: t_0 = 519 c
Answers: 2
Engineering, 04.07.2019 18:10
Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.
Answers: 2
Engineering, 04.07.2019 18:10
Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i.d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.
Answers: 3
Engineering, 04.07.2019 18:10
Which from the following instrument is commonly used to detect the high pitch butzing sound in bearings? [clo4] a)-digital ultrasonic meter b)-infrared camera c)-spectroscopic d)-vibrometer
Answers: 2
Engineering, 04.07.2019 18:20
The characteristic roots of a dynamic system are: 1.7920 1.8160 i, -1.7920 1.8160 i, -0.4160 what is the order of this system? what are the settling time and damping ratio of the system?
Answers: 3
Aplane wall of thickness 0.2 m and thermal conductivity 30 w/m middot k having uniform volumetric he...
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