Irrigation Engineering Retrogression of the bed level of a river downstream a weir, occurs due to Less percentage of silt Soft soil strata Heavy impact of water Increase of the bed level Less percentage of silt Soft soil strata Heavy impact of water Increase of the bed level ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Lacey, depth of scour in a river depends upon the straightness of the reach. If D is the depth of scour in regime flow in a right angled bend, it is 1.50 D 1.75 D 1.25 D 2.00 D 1.50 D 1.75 D 1.25 D 2.00 D ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The length and width of a meander and also the width of the river, vary roughly as Square of the discharge Square root of the discharge Discharge Cube of the discharge Square of the discharge Square root of the discharge Discharge Cube of the discharge ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, arei) Water pressureii) Self weightiii) Upliftiv) Pressure due to earthquakeThe correct answer is (i), (ii) and (iii) Only (ii) (i), (ii), (iii) and (iv) (i), (ii) and (iv) (i), (ii) and (iii) Only (ii) (i), (ii), (iii) and (iv) (i), (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Bed bars in a canal are provided To raise the supply level To control the silting To measure the discharge To watch the general behavior of canal To raise the supply level To control the silting To measure the discharge To watch the general behavior of canal ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Infiltration is the None of these movement of water through the soil absorption of water by soil surface both (A) and (B) None of these movement of water through the soil absorption of water by soil surface both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP