Engineering, 10.03.2020 00:41 spearjj
An airplane tows a banner that is b = 0.8 m tall and ℓ = 25.0 m long at a speed of 150 km/hr. (a) If the drag coefficient based on the area bℓ is CD = 0.06 m estimate the power required to tow the banner. (b) Estimate the drag force on the banner with that on a rigid flat plate of the same size.
Answers: 1
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Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned
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Engineering, 04.07.2019 18:10, ijohnh14
Shafts are machine elements that are used to a) carry axial loads b) direct shear loads c) transmit power d) rotate at constant speed e) none of the above circular and square shafts subjected to the same torque under the same circum behave a) the same way b) almost the same way
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Engineering, 04.07.2019 18:10, wyattlb97
Water at the rate of 1 kg/s is forced through a tube with a 2.5 cm inner diameter. the inlet water temperature is 15°c, and the outlet water temperature is 50°c. the tube wall temperature is 14°c higher than the local water temperature all along the length of the tube. what is the length of the tube?
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Engineering, 04.07.2019 18:20, samantha636
Avolume of 2.65 m3 of air in a rigid, insulated container fitted with a paddle wheel is initially at 264 k, 5.6 bar. the air receives 432 kj by work from the paddle wheel. assuming the ideal gas model with cv = 0.71 kj/kg • k, determine for the air the amount of entropy produced, in kj/k
Answers: 2
An airplane tows a banner that is b = 0.8 m tall and ℓ = 25.0 m long at a speed of 150 km/hr. (a) If...
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