Irrigation Engineering To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls Spaced at interval of 1½ times their heights All listed here Of R.C.C. or steel plate 8 cm thick Of height ⅓rd to ¼th the depth of water in the main canal Spaced at interval of 1½ times their heights All listed here Of R.C.C. or steel plate 8 cm thick Of height ⅓rd to ¼th the depth of water in the main canal ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A deep well is weaker structurally than a shallow well both (A) and (B) is always deeper than a shallow well has more discharge than a shallow well is weaker structurally than a shallow well both (A) and (B) is always deeper than a shallow well has more discharge than a shallow well ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the critical shear stress of a channel is XC, then the average value of shear stress required to move the grain on the bank is XC 1.33 TC 0.75 TC 0.5 XC XC 1.33 TC 0.75 TC 0.5 XC ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to All of these Large amount of seepage Water logging of the cultivated areas Uncertain water demand All of these Large amount of seepage Water logging of the cultivated areas Uncertain water demand ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Lacy's regime condition is obtained if Silt grade in the channel is variable Silt charge in the channel is variable Discharge in the channel is variable Channel flows in unlimited, incoherent alluvium of the same character as that transported material Silt grade in the channel is variable Silt charge in the channel is variable Discharge in the channel is variable Channel flows in unlimited, incoherent alluvium of the same character as that transported material ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If D is the depth of scour below original bed, then the width of launching apron is generally taken as 1.2 D 1.5 D 2.0 D 2.5 D 1.2 D 1.5 D 2.0 D 2.5 D ANSWER DOWNLOAD EXAMIANS APP