engineering recuitment NHPC JE & THDC JE 2023 Mock Test Irrigation Engineering Water Requirement of Crops
A field measures 20 hectares. 1 m3/s of water was supplied for 12 hours. If the field application efficiency is nearly 80%, then the depth of water (in cm) stored in the root zone is
1
13 cm
2
17 cm
3
20 cm
4
28 cm