Irrigation Engineering If D is the depth of water upstream of the throat above its sill, B is the width of the throat, to achieve critical flow in an open venturi flume, the theoretical maximum flow Q, is Q = 1.71 BD Q = 1.71 BD1/2 Q = 1/71 BD2/3 Q = 1.71 BD3/2 Q = 1.71 BD Q = 1.71 BD1/2 Q = 1/71 BD2/3 Q = 1.71 BD3/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is 2R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) R (θ + tan θ) 2R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) R (θ + tan θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls Of height ⅓rd to ¼th the depth of water in the main canal Of R.C.C. or steel plate 8 cm thick Spaced at interval of 1½ times their heights All listed here Of height ⅓rd to ¼th the depth of water in the main canal Of R.C.C. or steel plate 8 cm thick Spaced at interval of 1½ times their heights All listed here ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering As compared to crest of the normal portion of the weir, the crest of the under sluice portion of weir is kept at lower level higher level any of the above depending on the design same level lower level higher level any of the above depending on the design same level ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The shape of recession limb of a hydrograph depends upon Both (A) and (B) None of these Storm characteristics only Basin characteristics only Both (A) and (B) None of these Storm characteristics only Basin characteristics only ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In a canal syphon, the flow is Pipe flow With critical velocity Under negative pressure Under atmospheric pressure Pipe flow With critical velocity Under negative pressure Under atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
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