Derive an expression for the capillary- height change h, as shown, for a fluid of surface tension Y and contact angle 0 be- tween two parallel plates W apart. Evaluate for water at 20°C if W = 0.5 mm. EX 4: Derive an expression for the capillary-height change h, as shown, for a fluid ofsurface tension Y and contact angle 0 be-tween two parallel plates W apart. Evaluateh for water at 20°C if W = 0.5 mm.Widthb intoрарerFig. P1.70

The weight of the water is W=ρVg=ρwbhg The capillarity force is F=γbcosθ The weight of the water…

Answered: EX 4: Derive an expression for the…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Derive an expression for the capillary- height change h, as shown, for a fluid of surface tension Y and contact angle 0 be- tween two parallel plates W apart. Evaluate for water at 20°C if W = 0.5 mm.

EX 4: Derive an expression for the capillary-
height change h, as shown, for a fluid of
surface tension Y and contact angle 0 be-
tween two parallel plates W apart. Evaluate
h for water at 20°C if W = 0.5 mm.
Width
b into
рарer
Fig. P1.70

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