Irrigation Engineering
Retrogression of the bed level of a river downstream a weir, occurs due to

Heavy impact of water
Soft soil strata
Increase of the bed level
Less percentage of silt

ANSWER DOWNLOAD EXAMIANS APP

Irrigation Engineering
The flow-mass curve is graphical representation of

Discharge and time in chronological order
Cumulative discharge and time
Cumulative discharge, volume and time in chronological order
Discharge and percentage probability of flow being equaled or exceeded

ANSWER DOWNLOAD EXAMIANS APP