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Irrigation Engineering

Irrigation Engineering
The ratio of the discharge over a trapezoidal crest to a rectangular crest of Sarda falls of identical parameters, is

1.074
1.084
1.064
1.054

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Irrigation Engineering
A 6 hours storm had 4 cm of rainfall and the resulting runoff was 2 cm. If<="" div="">

6.0 cm
9.0 cm
4.5 cm
7.5 cm

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Irrigation Engineering
The length of a meander is the distance along the river between the tangent point of one curve to the tangent point of

Reverse curve plus the width of the river
Next curve of the same order
None of these
Reverse curve

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Irrigation Engineering
The width of a dowla is generally kept between 30 to 60 cm and its height above the road level should invariably be more than

30 cm
40 cm
20 cm
10 cm

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Irrigation Engineering
Optimum depth of kor watering for rice is

135 mm
215 mm
190 mm
165 mm

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Irrigation Engineering
If d1 is the depth of cutting, d2 is the height of the bank from bed level r2 : 1 and r1 : 1 are the slopes in filling and cutting respectively, the horizontal distance n between the bed and bank, is

x = r1 d1
x = d2 / r2
x = d1 / r1
x = r2 d2

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