Fluid is flowing with an average velocity of V through a pipe of diame

1.	Fluid is flowing with an average velocity of V through a pipe of diameter d. Over a length of L,
A.	<table><tr><td rowspan="2">f = </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>64</center></td></tr><tr><td style="text-align: center;">RE</td></tr></table>
B.	<table><tr><td rowspan="2">f = </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>64</center></td></tr><tr><td style="text-align: center;">Re</td></tr></table>
C.	<table><tr><td rowspan="2">f = </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>16</center></td></tr><tr><td style="text-align: center;">Re</td></tr></table>
D.	<table><tr><td rowspan="2">f = </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4</center></td></tr><tr><td style="text-align: center;">Re</td></tr></table>
Answer» C. <table><tr><td rowspan="2">f = </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>16</center></td></tr><tr><td style="text-align: center;">Re</td></tr></table>

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Fluid is flowing with an average velocity of V through a pipe of diameter d. Over a length of L,

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