Bed bars in a canal are provided To control the silting To measure the discharge To watch the general behavior of canal To raise the supply level TRUE ANSWER : ? YOUR ANSWER : ?
Study the following statements.<br/>i) Levees are constructed parallel to river flow,<br/>ii) Spurs are constructed parallel to river flow,<br/>iii) Levees are constructed transverse to river flow,<br/>iv) Spurs are constructed transverse to river flow.<br/>The correct answer is (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) TRUE ANSWER : ? YOUR ANSWER : ?
The top of the capillary zone Coincides the water table at every point Lies below the water table at every point Lies above the water table at every point None of these TRUE ANSWER : ? YOUR ANSWER : ?
Tortuosity of a meandering river is always equal to 1 less than 1 less than or equal to 1 greater than 1 TRUE ANSWER : ? YOUR ANSWER : ?
The difference in level between the top of a bank and supply level in a canal, is called Height of bank Free board None of these Berm TRUE ANSWER : ? YOUR ANSWER : ?
The field capacity of a soil depends upon Capillary tension in soil Neither (a) nor (b) Porosity of soil Both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
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 = r2 d2 x = d1 / r1 x = r1 d1 x = d2 / r2 TRUE ANSWER : ? YOUR ANSWER : ?
If water table is comparatively high, the irrigation canal becomes useless, due to Large amount of seepage All of these Water logging of the cultivated areas Uncertain water demand TRUE ANSWER : ? YOUR ANSWER : ?
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 None of these Reverse curve plus the width of the river Next curve of the same order TRUE ANSWER : ? YOUR ANSWER : ?
If B and d are the bed width and depth of a channel in meters, the combined losses due to evaporation and seepage in cumecs per kilometer length of the channel, is (1/150) × (B + d)2/3 (1/200) × (B + d)2/3 (1/50) × (B + d)2/3 (1/100) × (B + d)2/3 TRUE ANSWER : ? YOUR ANSWER : ?