3.19 Water flows downward along a pipe that is inclined at 30° below the horizontal, as shown. Pressure difference Pa-PB is due partly to gravity and partly to friction. Derive an algebraic expression for the pressure difference. Evaluate the pressure difference if L=5 ft and h=6 in. Water 30° B Mercury -

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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3.19 Water flows downward along a pipe that is inclined at 30°
below the horizontal, as shown. Pressure difference PA-PB is due
partly to gravity and partly to friction. Derive an algebraic expression
for the pressure difference. Evaluate the pressure difference if L=5 ft
and h=6 in.
Water
30°
Mercury
2
P3.19
1.
Transcribed Image Text:3.19 Water flows downward along a pipe that is inclined at 30° below the horizontal, as shown. Pressure difference PA-PB is due partly to gravity and partly to friction. Derive an algebraic expression for the pressure difference. Evaluate the pressure difference if L=5 ft and h=6 in. Water 30° Mercury 2 P3.19 1.
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