If the length of dam is small and height is more the dam preffered is

In case of non-availability of space due to topography, the most suitable spillway is

The dam constructed to store water during high flood and supplying it when necessary arises are called

The dam constructed only to raise the water level on the upstream side for diverting it into canals is called

Which of the following is done for erosion prevention

In which of the following are cross drainage works needed

The structure constructed to carry a drain over an irrigation canal is known as

If two crops are grown one after another in the same field in one calendar it is known as

Gross command area includes

How much percentage of water is given as overlap allowance