Air flows through the mitered bend shown in Fig. P8.45 at a rate of 5.0 cfs. To help str...

Air flows through the mitered bend shown in Fig. P8.45 at a rate of 5.0 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.