Engineering, 13.09.2019 22:10 nolz4066
Which of the following is an advantage of a laminar boundary layer over a turbulent one? a). a laminar boundary layer has less skin friction drag b). a laminar boundary layer is more resistant to separation than a turbulent boundary layer c). a laminar boundary layer is thicker than a turbulent boundary layer d). the magnitude of a laminar boundary layer's velocity gradient (dv/dy) is greater than that of a turbulent boundary layer
Answers: 1
Engineering, 03.07.2019 14:10
If the thermal strain developed in polyimide film during deposition is given as 0.0044. assume room temperature is kept at 17.3 c, and thermal coefficient of expansion for the film and the substrate are 54 x 10^-6c^-1 and 3.3 x 10^-6c^-1respectively. calculate the deposition temperature.
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Engineering, 04.07.2019 18:10
Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false
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Engineering, 04.07.2019 18:10
Fluids at rest possess no flow energy. a)- true b)- false
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Engineering, 04.07.2019 18:10
Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.
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Which of the following is an advantage of a laminar boundary layer over a turbulent one? a). a lami...
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