Irrigation Engineering The useful moisture of soil, is equal to its Moisture content at permanent wilting point Field capacity Saturation capacity Difference between filed capacity and permanent wilting point within the root zone of plants Moisture content at permanent wilting point Field capacity Saturation capacity Difference between filed capacity and permanent wilting point within the root zone of plants ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The aqueduct or superpassage type of works are generally used when None of these high flood drainage discharge is large and short lived high flood drainage discharge is small high flood drainage discharge is large and continues for a long time None of these high flood drainage discharge is large and short lived high flood drainage discharge is small high flood drainage discharge is large and continues for a long time ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the risk of a flood occurring in the next 10 years is accepted to 10%, then the return period for design should be 1 + (0.9)010 1/(1-0.9°10) 1/(1+ 0.9010) 1 – (0.9)°l0 1 + (0.9)010 1/(1-0.9°10) 1/(1+ 0.9010) 1 – (0.9)°l0 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In a chute spillway, the flow is usually super critical uniform critical subcritical super critical uniform critical subcritical ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Trap efficiency of a reservoir is a function of capacity/outflow ratio None of these outflow/inflow ratio capacity/inflow ratio capacity/outflow ratio None of these outflow/inflow ratio capacity/inflow ratio ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering When the reservoir is full, the maximum compressive force in a gravity dam is produced at centre of base at the toe at the heel within the middle third of base at centre of base at the toe at the heel within the middle third of base ANSWER DOWNLOAD EXAMIANS APP
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