A. 100 mm
B. 150 mm
C. 175 mm
D. 200 mm
Related Mcqs:
- An area is officially declared as drought effected if the mean Annual rain fall is less than of the annual Potential evaporation,______________?
A. 70%
B. 75%
C. 80%
D. 85% - That rain fall which is effectively consumed by the plants to meet its consumptive needs is called__________________?
A. Effective rain fall
B. Total rainfall
C. Monsoon rainfall
D. All are correct - How much annual rain fall is in sargodha?
A. 400 mm
B. 450 mm
C. 500 mm
D. 550 mmSubmitted by: Muhammad Aiyub
- From a water fall, if water is falling down at the rate of 100 N/sec: on the blades of a turbine when the height of fall is 100 m the power delivered to turbine will be______________?
A. 1000 kw
B. 10,000 kw
C. 100 kw
D. 5000 kw - If in a river the flood rises and falls suddenly due to storm rain, then such river is called __________________?
A. Virgin
B. Tidal
C. Flashy
D. Deltaic - To be more close to the actual field conditions, some times artificial rain tests conducted, the instrument used is called ___________________?
A. Infiltrometer
B. I.C. curve
C. Rain simulator
D. v Hydrometer - The dam built for the purpose of diverting water from main stream to various courses of flow is called ____________________?
A. Coffer dam
B. Detention dam
C. Diversion dam
D. Gravity dam - Presently percentage of area irrigation to that of total cultivated area in our country is __________________?
A. 80%
B. 60%
C. 40%
D. 27% - That part of the flow in a stream comes from sub-soil or valley, may be beneath the top surface of channel bed is called__________________?
A. Sub-surface flow
B. Base flow
C. Ground flow
D. All are correct - The law that states that the discharge of sub-soil water is directly proportional to the loss of head and the area of soil sample and inversely proportional to to the length of soil sample ___________________?
A. Archimed’s principle
B. Darcy’s law
C. Permeability law
D. Thiem’s law
