महाराष्ट्र कृषि सेवा मुख्य परीक्षा २०१२

Complete the following sentence meaningfully.

The pressure or head developed by a given centrifugal pump in a sprayer at a particular speed is a function of

At what temperature standard thermostat valves are designed to fully open ?

How much is the air compressed in a compression stroke of 4 stroke diesel engine?

Where are the centrifugal governors very common ?

What type of furrow openers are widely used in seed drills ?

What are the essential spare parts of the duster to be kept in stock ?   

(a) Agitator

(b) Feeding brush 

(c) Breast plate

(d) Feed control lever

What type of seed metering mechanism is common on British seed drills ? 

What is the power actually required to pull or move the implement at a uniform speed, in relation to either a pull type or a mounted implement known as ?

What is the force that holds two particles of the soil of the same kind together ? 

(a) adhesion 

(b) cohesion   

(c) internal friction 

(d) shearing stress 

Which of the above options is/are correct ?

What is dropping of the seeds in furrow lines in a continuous flow and covering them with soil called ?

Fill in the blank correctly.

Fan - spray and hollow - cone nozzles employed on boom - type field sprayers generally have spray angles (i.e. included angle of the cone or fan) of __________ .

How many man hours are required to harvest one hectare of paddy crop ?

Which type of brake is used in most of the power tiller ?

What does pneumatic tyre consist of ? 

(a) Breakers 

(b) Casing   

(c) Beads 

(d) Plies

Complete the following sentence meaningfully : 

In I.C. engine Tappet clearance is the clearance between : 

(a) Rocker arm and push rod 

(b) Tappet and the cam

(c) Valve head and the piston head 

(d) Rocker and valve stem 

Which of the above is/are correct?

Fill in the blank with the correct option. 

In rotary dusters, the handle should be cranked at _______ revolutions per minute for  efficient performance.

What is the working capacity of wheel hoe per day per man?

What hitching system connects mounted implements to a tractor ?

Which of the following affects the tractive efficiency?

The few adjustments for obtaining higher penetration of the disk harrow in the field are :

(a) By decreasing the disk angle 

(b) By adding additional weight on the harrow 

(c) By increasing the disk angle 

(d) By using the sharp edged disks of small diameter and lesser concavity 

Which of the above statements is/are correct ?