1. As part of your role at a heavy-goods vehicle manufacturer, you have been asked to determine the drag caused by the boundary layer developing along a section of the trailer roof, which can be treated as having constant pressure, as the truck travels at 10 m/s. The velocity profile in this region is given by: - A (+ 1) + 1 us where us is the velocity at the edge of the boundary layer. A and B are constants. d) The trailer roof has width 2 m. Use the von Karman integral momentum equation to determine the total drag contribution due to the boundary layer between x = 0.1 m and 0.5 m. Assume p = 1.3 kg/m³.

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1.
As part of your role at a heavy-goods vehicle manufacturer, you have
been asked to determine the drag caused by the boundary layer
developing along a section of the trailer roof, which can be treated as
having constant pressure, as the truck travels at 10 m/s. The velocity
profile in this region is given by:
- A (+ 1) + 1
us
where us is the velocity at the edge of the boundary layer. A and B are
constants.
Transcribed Image Text:1. As part of your role at a heavy-goods vehicle manufacturer, you have been asked to determine the drag caused by the boundary layer developing along a section of the trailer roof, which can be treated as having constant pressure, as the truck travels at 10 m/s. The velocity profile in this region is given by: - A (+ 1) + 1 us where us is the velocity at the edge of the boundary layer. A and B are constants.
d) The trailer roof has width 2 m. Use the von Karman integral momentum
equation to determine the total drag contribution due to the boundary
layer between x = 0.1 m and 0.5 m. Assume p = 1.3 kg/m³.
Transcribed Image Text:d) The trailer roof has width 2 m. Use the von Karman integral momentum equation to determine the total drag contribution due to the boundary layer between x = 0.1 m and 0.5 m. Assume p = 1.3 kg/m³.
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