Irrigation Engineering

131) Which of the following is a rigid dam?

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Buttress dam

132) Optimum depth of kor watering for rice is

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190 mm

133) The water utilizable by plants is available in soils mainly in the form of

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capillary water

134) The depth of water required to bring the soil moisture content of a given soil upto its field capacity is called

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soil moisture deficiency

135) A current meter is used to measure the

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discharge

136) The main function of a divide wall is to

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separate the under sluices from weir proper

137) A canal which is aligned at right angles to the contour is called

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side slope canal

138) A water shed canal

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avoids the cross drainage works

139) River training for depth is achieved by

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groynes and bandalling

140) Main purpose of mean water training for rivers is

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to preserve the channel in good shape by efficient disposal of suspended and bed load

Subject Notes

Objective Box

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