subject
Engineering, 20.12.2019 18:31 shadestephen25

You have a pure copper electrical wire with a diameter of 0.205cm and an electrical resistance of 0.0053ω/m. the wire is exposed to uniform convection of t[infinity] = 25.0°c, h[infinity]= 12.0 w/(m^2-k). at steady-state conditions the wire carries 25.0 amps of current through it. determine the maximum temperature of the wire.

ansver
Answers: 2

Other questions on the subject: Engineering

image
Engineering, 03.07.2019 15:10, brooklyn674
Apiston-cylinder with a volume of 0.25 m3 holds 1 kg of air (r 0.287 k/kgk) at a temperature of 100 c. heat transfer to the cylinder causes an isothermal expansion of the piston until the volume triples. how much heat is added to the piston-cylinder?
Answers: 3
image
Engineering, 04.07.2019 18:10, tjeffers90028
Refrigerant 134a enters an insulated compressor operating at steady state as saturated vapor at -26°c with a volumetric flow rate of 0.18 m3/s. refrigerant exits at 9 bar, 70°c. changes in kinetic and potential energy from inlet to exit can be ignored. determine the volumetric flow rate at the exit, in m3/s, and the compressor power, in kw.
Answers: 1
image
Engineering, 04.07.2019 18:10, bckyanne3
Afull journal bearing has a journal diameter of 27 mm, with a unilateral tolerance of -0.028 mm. the bushing bore has a diameter of 27.028 mm and a unilateral tolerance of 0.04 mm. the l/d ratio is 0.5. the load is 1.3 kn and the journal runs at 1200 rev/min. if the average viscosity is 50 mpa-s, find the minimum film thickness, the power loss, and the side flow for the minimum clearance assembly.
Answers: 1
image
Engineering, 04.07.2019 18:10, kevin72836
Consider a large isothermal enclosure that is maintained at a uniform temperature of 2000 k. calculate the emissive power of the radiation that emerges from a small aperture on the enclosure surface. what is the wavelength ? , below which 10% of the emission is concentrated? what is the wavelength ? 2 above which 10% of the emission is concentrated? determine the wavelength at which maximum spectral emissive power occurs. what is the irradiation incident on a small object placed inside the enclosure?
Answers: 2
You know the right answer?
You have a pure copper electrical wire with a diameter of 0.205cm and an electrical resistance of 0....

Questions in other subjects:

Konu
Arts, 15.12.2020 21:40
Konu
Geography, 15.12.2020 21:40
Konu
Mathematics, 15.12.2020 21:40