In a syphon, the underside of the trough carrying drainage water is

Related MCQs

• When the full supply level (F.S.L.) of the canal is much below the bed level of the drainage trough, then the cross drainage provided is called syphon aqueduct.
• When the levels are such that the F.S.L. of the canal is much above the bed level of the drainage trough, so that the canal runs under syphonic action under the trough, the structure provided is known as
• The drainage water intercepting the canal can be disposed of by passing the canal below the drainage in
• If the R.L's of canal bed level and high flood level of drainage are 212.0 m and 210.0 m respectively, then cross drainage work will be
• When the bed level of the canal is higher than the highest flood level (H.F.L.) of the drainage, then the cross drainage work is said to be
• In case of syphon aqueduct, the H.F.L. of the drain is
• A part of water which will move out of the soil, if proper drainage is provided, is known as gravitational water.
• Trough stage of river is most suitable location for diversion head works.
• The stage of river carrying a discharge of Q m7sec at a point is 10 m and slope of water surface is (1/4000). The discharge of a flood at the same point and same stage of 10 m with a water surface slope of(l/1000)willbe
• The excapes must lead the surplus water to natural drainage.