Irrigation Engineering
The structure constructed to allow drainage water to flow under pressure through an inverted syphon below a canal, is called

Syphon aqueduct
Super-aqueduct
Super passage
Syphon

ANSWER DOWNLOAD EXAMIANS APP

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
Silt charge in the channel is variable
Discharge in the channel is variable

ANSWER DOWNLOAD EXAMIANS APP