Irrigation Engineering To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls Of R.C.C. or steel plate 8 cm thick Of height ⅓rd to ¼th the depth of water in the main canal All listed here Spaced at interval of 1½ times their heights Of R.C.C. or steel plate 8 cm thick Of height ⅓rd to ¼th the depth of water in the main canal All listed here Spaced at interval of 1½ times their heights ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The ratio of average values of shear stresses produced on the bed and the banks of a channel due to flowing water is equal to 1 greater than 1 equal to zero less than 1 equal to 1 greater than 1 equal to zero less than 1 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering To estimate the magnitude of a flood with a return period of T years, Gumbel’s distribution method requires the following data pertaining to annual flood seriesi) mean valueii) standard deviationiii) length of recordiv) coefficient of skewThe correct answer is (i) and (ii) (i), (ii) and (iv) (i), (ii), (iii) and (iv) (i),(ii) and (iii) (i) and (ii) (i), (ii) and (iv) (i), (ii), (iii) and (iv) (i),(ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering With the increase in the quantity of water supplied, the yield of most crops decreases continuously increases continuously increases upto a certain limit and then decreases increases upto a certain limit and then becomes constant decreases continuously increases continuously increases upto a certain limit and then decreases increases upto a certain limit and then becomes constant ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Lining of irrigation channels does not change the water logging area decreases the waterlogging area None of these increases the waterlogging area does not change the water logging area decreases the waterlogging area None of these increases the waterlogging area ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In case of a trapezoidal notch fall Top length of the piers should not be less than their thickness All listed here Splay downstream from the notch section is 22½° Splay upstream from the notch section is 45° Top length of the piers should not be less than their thickness All listed here Splay downstream from the notch section is 22½° Splay upstream from the notch section is 45° ANSWER DOWNLOAD EXAMIANS APP
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