Irrigation Engineering If D is the depth of scour below original bed, then the width of launching apron is generally taken as 2.0 D 1.2 D 2.5 D 1.5 D 2.0 D 1.2 D 2.5 D 1.5 D ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering To determine the discharge at a section in a stream from its rating curve, the required data arei) slope of water surface at the sectionii) stage at the sectioniii) current meter readings at the sectionThe correct answer is only (iii) (i) and (ii) only (ii) (ii) and (iii) only (iii) (i) and (ii) only (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The ratio of rate of change of the discharge of an outlet to the rate of change of the discharge of distributing channel is called proportionality flexibility setting sensitivity proportionality flexibility setting sensitivity ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Variability of rainfall isi) largest in regions of high rainfallii) largest in coastal areasiii) largest in regions of scanty rainfallThe correct answer is (i) and (ii) (ii) and (iii) only (i) only (iii) (i) and (ii) (ii) and (iii) only (i) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If Δ is the depth of water in metres, B is the number of days of base period and D is the duty in hectare/cumec, the relationship which holds good, is B = Δ (8.64 B/D) Δ = (8.6 B/D) D = (8.6 Δ/B) D = Δ (8.64 D/B) B = Δ (8.64 B/D) Δ = (8.6 B/D) D = (8.6 Δ/B) D = Δ (8.64 D/B) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Which of the following methods is used to estimate flood discharge based on high water marks left over in the past ? moving boat method ultra-sonic method slope-area method area-velocity method moving boat method ultra-sonic method slope-area method area-velocity method ANSWER DOWNLOAD EXAMIANS APP
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