A 10 cm diameter sharp edged orifice (C=0.60) is located at the vertical side of a tank having a horizontal cross section 2 m square. An inflow of 23 L/s keeps the head over the orifice constant. If the inflow is changed to 34L/s, how long will it take for the head over the orifice to reach 2.0 m? Include fbd a.415 seconds b.235 seconds c.35 seconds d.260 seconds

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Storm Sewers and Detention

The storm drains system transports rainwater or stormwater and other runoff from roads, parking lots, and roof downpipes directly to nearby creeks, rivers, or the sea without any treatment.