Problem 18.3: 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.
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Physics, 21.06.2019 19:30
The 20@kg wheel has a radius of gyration about its center g of kg = 300 mm. when it is subjected to a couple moment of m = 50 n # m, it rolls without slipping. determine the angular velocity of the wheel after its mass center g has traveled through a distance of sg = 20 m, starting from rest.
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Physics, 22.06.2019 13:40
Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.
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Physics, 22.06.2019 14:30
What was the first instrument to ever record an earthquake?
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Problem 18.3: aluminum wire, having a diameter of 0.794 mm, is immersed in an oil bath that is at 2...
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