+1 vote
in Environmental Engineering by (81.4k points)
The cracking of bed is more prominent __________

(a) Near the wall junction

(b) Outside the wall junction

(c) Inside the wall junction

(d) On the wall junction

I have been asked this question in unit test.

This intriguing question comes from Problems in Filter Operation in portion Filtration of Environmental Engineering

1 Answer

+2 votes
by (693k points)
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Best answer
Right choice is (a) Near the wall junction

Explanation: The cracking of bed is more prominent near the wall junction which allows the dirty matter to penetrate into filter media which decreases the efficiency of filtration.

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