IRRIGATION ENGINEERING QUIZ

Triangular section with circular bottom for small canals

None of these

Trapezoidal section with rounded corners for large canals

Both (a) and (b)

Boulder stage

Delta stage

Trough stage

Rocky stage

B = 0.22 √(H + d)

B = 0.55 √(H + d)

B = 0.44 √(H + d)

B = 0.33 √(H + d)

coarse sand

clay mixed with fine sand

clay

silty clay

3.5 m

0.5 m

5.0 m

1.5 m

(ii) and (iii)

(i) and (iv)

(i) and (ii)

(iii) and (iv)

25 m3/sec

20 m3/sec

35 m3/sec

30 m3/sec

demand cannot be met by inflow

reservoir was not full at the beginning

None of these

both (A) and (B)

(ii) and (iii)

(iii) and (iv)

(i) and (ii)

(i)and(iv)

D/2

D/5

D/3

D