+1 vote
in Environmental Engineering by (81.4k points)
Screens are inclined to the direction of flow to ____________

(a) Increase the flow velocity

(b) Increase the opening area

(c) Decrease the flow velocity

(d) Increase the head loss

The question was posed to me by my school teacher while I was bunking the class.

My question comes from Racks and Screen topic in portion Unit Operations for Wastewater Treatment, Preliminary Treatment of Environmental Engineering

1 Answer

+2 votes
by (693k points)
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Best answer
Right choice is (c) Decrease the flow velocity

Explanation: Screens are inclined to the direction of flow to decrease the flow velocity in order to increase the efficiency of the screen.

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