Engineering, 30.10.2020 17:30 mucciak2854
A 2500-lb passenger vehicle originally traveling on a straight and level road gets onto a section of the road with a horizontal curve of radius = 850 ft. If the vehicle was originally traveling at 55 mi/h, determine:
(a) the additional horsepower on the curve the vehicle must produce to maintain the original speed,
(b) the total resistance force on the vehicle as it traverses the horizontal curve, and
(c) the total horsepower.
Assume that the vehicle is traveling at sea level and has a front cross-sectional area of 30 ft2.
Answers: 2
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
Engineering, 04.07.2019 19:10, juneham
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.
Answers: 2
A 2500-lb passenger vehicle originally traveling on a straight and level road gets onto a section of...
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