Engineering, 22.02.2020 02:45 gpinney1883
Straight rods of 6-mm diameter and 30-m length are stored by coiling the rods inside a drum of 1.25-m inside diameter. Assum- ing that the yield strength is not exceeded, determine (a) the maximum stress in a coiled rod, (b) the corresponding bending moment in the rod. Use E 5 200 GPa.
Answers: 2
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Ahot wire operates at a temperature of 200°c while the air temperature is 20°c. the hot wire element is a tungsten wire of 5 um diameter and 2 mm in length. plot using excel current, heat transfer and heat generated by the wire for air velocity varying from 1-10 m/s in steps of lm/s? matlab the sensor voltage output, resistance, or assume nu 0.989 re033pr13 take air properties at tr (200°c20°c)/2 = 110°c properties of tungsten: c 0.13 kj/kg.k 3 p 19250 kg/m k (thermal conductivity) = 174 w/m.k
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The resistivity of mercury drops suddenly to zero at a critical temperature, maki mercury a superconductor below that temperature. ( true , false )
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Straight rods of 6-mm diameter and 30-m length are stored by coiling the rods inside a drum of 1.25-...