Air flows though the mitered bend shown in Fig. P8.57 at a rate of \(5.0 \mathrm{cfs}\). To help straighten the flow after the bend, a set of 0.25-in.-diameter drinking straws is placed in the pipe as shown. Estimate the extra pressure drop between points (1) and (2) caused by these straws.

Figure P8.57

Transcribed Image Text:

(1) Tightly packed 0.25-in.-diameter, 12-in.-long straws )))) (2) 12 in.