Irrigation Engineering For designing the venturi head, Minimum throat width should not be less than 60 cm Width of the throat should not be less than one-third of the bed width of main canal Length of the throat should be 2.5 times the depth measured to F.S.L. in the main canal All listed here Minimum throat width should not be less than 60 cm Width of the throat should not be less than one-third of the bed width of main canal Length of the throat should be 2.5 times the depth measured to F.S.L. in the main canal All listed here ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to G.W. Pickles the effect of confining the flood water of a river between levee, is to increase Water surface elevation during floods Maximum discharge Surface slope of streams above the levied portion Rate of flood wave Water surface elevation during floods Maximum discharge Surface slope of streams above the levied portion Rate of flood wave ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering With the increase in the quantity of water supplied, the yield of most crops increases upto a certain limit and then becomes constant increases upto a certain limit and then decreases decreases continuously increases continuously increases upto a certain limit and then becomes constant increases upto a certain limit and then decreases decreases continuously increases continuously ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Seepage through foundation in an earthen dam is controlled by providing chimney drain impervious cut off rock toe horizontal blanket chimney drain impervious cut off rock toe horizontal blanket ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Bed bars in a canal are provided To measure the discharge To raise the supply level To watch the general behavior of canal To control the silting To measure the discharge To raise the supply level To watch the general behavior of canal To control the silting ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Presence of tail water in a gravity dami) increases the principal stressii) decreases the principal stressiii) increases the shear stressiv) decreases the shear stressThe correct answer is (i) and (iii) (i)and(iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i)and(iv) (ii) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
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