The energy dissipation at the toe of the spillway is affected basically by the use of hydraulic jump in _______________________

both roller and ski-jump bucket

a sloping apron below the downstream river bed

both roller and ski-jump bucket

The energy dissipation at the toe of the spillway is affected basical

1.	The energy dissipation at the toe of the spillway is affected basically by the use of hydraulic jump in _______________________
A.	roller bucket
B.	a ski-jump bucket
C.	a sloping apron below the downstream river bed
D.	both roller and ski-jump bucket
Answer» D. both roller and ski-jump bucket

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When the TWC lies below the JHC at all discharges, the problem can be solved by which of the following provisions?i. Constructing a sloping apron above the river bedii. Provision of roller bucket type of energy dissipatoriii. Provision of a ski-jump bucketiv. A sloping apron below the river bedv. Construction of a subsidiary damvi. A sloping apron partly above and partly below the river bed
A sloping apron is provided partly above the river bed and partly below the river bed in case of ____________________________
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The energy dissipation at the toe of the spillway is affected basically by the use of hydraulic jump in _______________________

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