List of top Agricultural Engineering and Technology Questions

Cleaned-in-place (CIP) is related to -

The weight of wheat grain having moisture content 15% (dry basis) stored in a container with internal dimensions of 20x30x10 cm is 6 kg; then the bulk density of the wheat is -

In a thermal process calculation, the time required to achieve a given reduction ratio in the number of microorganisms at a given constant temperature is represented by -

Cyclones are used for -
(A) The removal of particles of 10 micron or more in diameter from air stream
(B) Separating particles from liquids
(C) Separating liquid droplets from gases
(D) Reducing the size of particles of 10 micron or more in diameter
Choose the correct answer from the options given below:

Louisiana State University dryer is suitable for drying of
(A) Pulses
(B) Marine products
(C) Paddy
(D) Fruits and vegetables
Choose the correct answer from the options given below:

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A) : T.D method of corn milling results in flour of better shelf-life.
Reason (R) : The major objective of T. D method of corn milling is to remove essentially all germ and hull.
In light of the above statements, choose the correct answer from the options given below.

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A) : Loose housing barn system results in high sanitary quality of milk.
Reason (R) : In a loose housing barn system cows are loosely housed in the building where they are milked.
In light of the above statements, choose the correct answer from the options given below.

Efficiency of an air screen cleaner can be adjusted by
(A) Width of the screen
(B) Length of the screen
(C) Feed rate
(D) Feeding mechanism
Choose the correct answer from the options given below:

The percentage of the incoming solar radiation reflected back to space by the earth is:

A four cylinder 4-stroke gas engine has cylinder diameter of 20 cm, stroke-bore ratio is 1.5; clearance volume \(2500 \text{ cm}^3\), engine speed 300 RPM, mean effective pressure \(5 \text{ kg}\cdot\text{cm}^{-2}\) and mechanical efficiency 70 per cent. Calculate IHP of the engine in kW.

Calculate the total time required to harvest 2.50 ha of forage crop with a mower having 2.0 m long cutter bar. The speed of operation is \(5 \text{ km}\cdot\text{h}^{-1}\) and the machine efficiency is 75 per cent.

If the working tool can not rest on a surface and normally used with one hand, its weight should be limited to:

Determine the power transmitted by a gear of tractor gear box having size 12 cm, if it is rotating at 1350 RPM and transmitting 17.5 kg-m torque.

A diesel engine has following specifications:
i) Compression ratio (r) = 14:1
ii) Fuel cut off at 0.08 of the stroke
iii) Relative efficiency = 52%
What is the cut off ratio for the engine

Which of the following are thermochemical conversion processes for biomass
(A). Gasification
(B). Anaerobic digestion
(C). Fermentation
(D). Liquification
Choose the correct answer from the options given below:

Which of the following sequence best indicates the steps of anaerobic digestion
(A). Hydrolysis
(B). Methanogenesis
(C). Acetogenesis
(D). Acidogenesis
Choose the correct answer from the options given below:

In order to minimize the bounce of seeds in furrows, the seed tube is inclined rearward from the vertical at an angle of:

Which types of knife sections are used in a standard cutter bar
(A). Top serrated type
(B). Under serrated type
(C). Smooth edge type
Choose the correct answer from the options given below:

A farmer cultivates his land with a country plough of size 15 cm. How many km the farmer has to walk for ploughing one ha of land

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A): The cylinder wall temperature of air-cooled engine is generally higher than that of water cooled engine.
Reason (R): The control of cylinder temperature is more difficult in air cooled engines.
In light of the above statements, choose the most appropriate answer from the options given below:

In which of the following engines it is possible to remove all of the imbalance by crankshaft counterweights
(A). Single cylinder
(B). Two cylinder
(C). Three cylinder
(D). Four cylinder
(E). Six cylinder
Choose the correct answer from the options given below:

Given below are two statements:
Statement (I): The type of valve most commonly found in internal combustion engines is the poppet valve.
Statement (II): The common valve arrangement found on tractor engines is overhead.
In light of the above statements, choose the most appropriate answer from the options given below:

Given below are two statements:
Statement (I): For the same compression ratio and same heat input, Diesel cycle is more efficient than Otto cycle.
Statement (II): The peak pressure in the cylinder of diesel engine are much higher than in a spark ignition engine.
In light of the above statements, choose the most appropriate answer from the options given below: