Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to Large amount of seepage All of these Water logging of the cultivated areas Uncertain water demand Large amount of seepage All of these Water logging of the cultivated areas Uncertain water demand ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by (0.9)00 (0.99)10 1 – (0.99)10 l-(0.9)100 (0.9)00 (0.99)10 1 – (0.99)10 l-(0.9)100 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Interception losses are due toi) evaporationii) transpirationiii) stream flowThe correct answer is (i)and(ii) (ii) and (iii) (i), (ii) and (iii) only (i) (i)and(ii) (ii) and (iii) (i), (ii) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The difference in level between the top of a bank and supply level in a canal, is called Berm None of these Free board Height of bank Berm None of these Free board Height of bank ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The crest level of a canal diversion head work, depends upon F.S.L. of the canal Pond level All listed here Discharge perimeters F.S.L. of the canal Pond level All listed here Discharge perimeters ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Bed bars in a canal are provided To control the silting To watch the general behavior of canal To raise the supply level To measure the discharge To control the silting To watch the general behavior of canal To raise the supply level To measure the discharge ANSWER DOWNLOAD EXAMIANS APP
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