Irrigation Engineering
Lacy's regime condition is obtained if

Silt grade in the channel is variable
Channel flows in unlimited, incoherent alluvium of the same character as that transported material
Discharge in the channel is variable
Silt charge in the channel is variable

ANSWER DOWNLOAD EXAMIANS APP

Irrigation Engineering
An artesian aquifer is the one where

water surface under the ground is at atmospheric pressure
None of these
water is under pressure between two impervious strata
water table serves as upper surface of zone of saturation

ANSWER DOWNLOAD EXAMIANS APP