20 Questions
What is the main purpose of misting or fogging systems in poly tunnels or greenhouses?
To create humidity in the air
What is a distinguishing feature of pop-up sprinkler systems compared to conventional sprinkler systems?
They are installed just below the ground level with a cover
What is a benefit of drip irrigation related to weed growth?
Reduced weed growth due to partial wetting of the soil
What is a limitation of drip irrigation related to initial cost?
High initial cost due to dependency on crop spacing
What distinguishes on-line drip irrigation from in-line drip irrigation?
Drippers are fixed above the lateral in on-line irrigation
What is the main advantage of surface drip micro irrigation system?
Convenient installation and cleaning of emitters
Which micro irrigation system applies water in a small stream from an opening with a point source?
Bubbler
In which micro irrigation system are water supply outlets pointed upwards below the soil surface?
Subsurface drip
Which micro irrigation system allows water to be spread in the air and fall on the ground as rainfall?
Micro/mini sprinklers
Which micro irrigation system does not have moving parts and applies water as a spray through air around the crop?
Micro jet
In an internal combustion engine, where does the combustion of fuel take place?
Combustion chamber
What is the purpose of the diesel injector in a 4-stroke diesel engine?
To inject high pressurized diesel into the cylinder at TDC
What is the function of the wind power in a farm machinery system?
Rotational movement of the flywheel
What is the main source of power needed for activating a solar-powered farm machinery system?
Solar energy
In a 2-stroke engine, how many strokes of the piston are required to complete one full engine cycle?
Two
What is the main difference between a 4-stroke diesel engine and a 4-stroke petrol engine?
The ignition system - diesel uses compression ignition and petrol uses spark ignition
During which stroke of the 4-stroke engine does the highest pressure occur?
Power Stroke
In a 2-stroke petrol engine, what is the purpose of the transfer port?
To transfer the air-fuel mixture to the combustion chamber
What is the function of the exhaust valve in a 4-stroke engine?
To expel burned exhaust gases from the cylinder
Which component in both diesel and petrol engines is responsible for converting reciprocating motion into rotary motion?
Crankshaft
Test your knowledge about micro irrigation systems and their types with this quiz. Learn about the advantages and methods of installation for surface drip and subsurface systems.
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