To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls Options: A . &nbspOf R.C.C. or steel plate 8 cm thick B . &nbspOf height ⅓rd to ¼th the depth of water in the main canal C . &nbspSpaced at interval of 1½ times their heights D . &nbspAll the above

To control the silt entry into a distributary at head regulator, King's vanes ar

Question

To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls

Options:

A . Of R.C.C. or steel plate 8 cm thick

B . Of height ⅓rd to ¼th the depth of water in the main canal

C . Spaced at interval of 1½ times their heights

D . All the above

Answer: Option D

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