First consider the upper half of the gate. Based on the drawing below, which expression is correct for the force element fper unit width that is acting on an area element dA = Rd0?Note that the area is also per unit width into the page.h - RdAIRsin 0R IRcos 0Rsin 0 Homework due Dec 14, 2021 21:30 ISTair, PawaterreservoirhRBearing, OFThe diagram above shows a water reservoir with an S-shaped gate at the bottom. Given h, R, 9, and the water density p,the steps in this problem will walk you through determining the horizontal force F per unit length normal to the paperrequired to keep the S-shape gate closed. Neglect friction in bearing O.

given; radius=Rdensity=ρheight=h

First consider the upper half of the gate. Based on the drawing below, which expression is correct for the force element f per unit width that is acting on an area element dA = Rd0? Note that the area is also per unit width into the page. h - R f dA IRsin 0 R Rcos 0 Rsin 0

First consider the upper half of the gate. Based on the drawing below, which expression is correct for the force element f per unit width that is acting on an area element dA = Rd0? Note that the area is also per unit width into the page. h - R f dA IRsin 0 R Rcos 0 Rsin 0

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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Question

First consider the upper half of the gate. Based on the drawing below, which expression is correct for the force element f
per unit width that is acting on an area element dA = Rd0?
Note that the area is also per unit width into the page.
h - R
dA
IRsin 0
R I
Rcos 0
Rsin 0

Homework due Dec 14, 2021 21:30 IST
air, Pa
water
reservoir
h
R
Bearing, O
F
The diagram above shows a water reservoir with an S-shaped gate at the bottom. Given h, R, 9, and the water density p,
the steps in this problem will walk you through determining the horizontal force F per unit length normal to the paper
required to keep the S-shape gate closed. Neglect friction in bearing O.

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