a grit chamber of dimensions 12.0 m x 1.50 x 800 m liquid depth has a flow of 720 m3/hr. Its surface loading rate and detention time are, respectively,

a grit chamber of dimensions 12.0 m x 1.50 x 800 m liquid depth has a

1.	a grit chamber of dimensions 12.0 m x 1.50 x 800 m liquid depth has a flow of 720 m3/hr. Its surface loading rate and detention time are, respectively,
A.	40000 m3/hr/m2 and 1.2 minute
B.	40000 1 ph/m2 and 40 minutes
C.	40 m/hr/m2 and 12 minutes
D.	40000 1 ph/m2 and 1.2 minute
Answer» E.

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a grit chamber of dimensions 12.0 m x 1.50 x 800 m liquid depth has a flow of 720 m3/hr. Its surface loading rate and detention time are, respectively,

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