Irrigation Engineering The maximum average depth due to one day storm over an area of 100 km2 is 100 mm. Depth-Area-Duration (DAD) curves indicate that for the same area of 100 km2 the maximum average depth for a 3 hour storm will be 100 mm less than 100 mm None of these more than 100 mm 100 mm less than 100 mm None of these more than 100 mm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The downstream expansion head of a guide bank is extended to subtend an angle at the centre, equal to 60° 45° 30° 90° 60° 45° 30° 90° 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),(ii) and (iii) (i), (ii), (iii) and (iv) (i) and (ii) (i), (ii) and (iv) (i),(ii) and (iii) (i), (ii), (iii) and (iv) (i) and (ii) (i), (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, arei) Water pressureii) Self weightiii) Upliftiv) Pressure due to earthquakeThe correct answer is (i), (ii) and (iii) Only (ii) (i), (ii) and (iv) (i), (ii), (iii) and (iv) (i), (ii) and (iii) Only (ii) (i), (ii) and (iv) (i), (ii), (iii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The scour depth D of a river during flood, may be calculated from the Lacey's equation D = 0.47 (Q/f)1/2 D = 0.47 (Q/f)1/3 D = 0.47 (Q/f) D = 0.47 (Q/f)2/3 D = 0.47 (Q/f)1/2 D = 0.47 (Q/f)1/3 D = 0.47 (Q/f) D = 0.47 (Q/f)2/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For wave action in dams, the maximum height of freeboard is generally taken to be equal to (where hw is height of wave.) 1.25 hw 1.50 hw 0.75 hw 0.5 hw 1.25 hw 1.50 hw 0.75 hw 0.5 hw ANSWER DOWNLOAD EXAMIANS APP
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