Irrigation Engineering The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be 50 cm 56 cm 55 cm 60 cm 50 cm 56 cm 55 cm 60 cm 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 0.5 XC 1.33 TC 0.75 TC XC 0.5 XC 1.33 TC 0.75 TC XC ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Generally the weir is aligned at right angles to the direction of the main river current because It gives better discharging capacity All of these It ensures less length of the weir It is economical It gives better discharging capacity All of these It ensures less length of the weir It is economical ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The ratio of the rate of change of discharge of an outlet to the rate of change in level of water surface in a distributary at its normal depth, is known as Flexibility Efficiency Modular limit Sensitivity Flexibility Efficiency Modular limit Sensitivity ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The most suitable section of a lined canal, is Both (a) and (b) None of these Trapezoidal section with rounded corners for large canals Triangular section with circular bottom for small canals Both (a) and (b) None of these Trapezoidal section with rounded corners for large canals Triangular section with circular bottom for small canals ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If A is the area of the surface, x̅ is the depth of its C.G. from the surface of the water and ω is the density of water, then Total pressure on the surface is equal to ωx̅ All listed here Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ Depth of the centre of pressure is 2/3H vertically below the surface Total pressure on the surface is equal to ωx̅ All listed here Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ Depth of the centre of pressure is 2/3H vertically below the surface ANSWER DOWNLOAD EXAMIANS APP
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