List of top Questions asked in ICAR AIEEA (PG)

Which of the following are the farm machinery and implements covered under the scheme of "Testing, Evaluation and Performance Assessment of Farm Machinery and Implements" under the National Agricultural Policy, 1983?
A. Power thresher
B. Power winnower
C. Power operated chaff cutter
D. Power operated sugarcane crusher
E. Power tiller
Choose the correct answer from the options given below:
Design an appropriate size of biogas plant for a family of 6 members owning 2 cows, 2 buffaloes and 2 calves. One candle lamp is used for lighting purpose for 4 hours. (Assumption: dung production by cow, buffalo and calf are 10 kg, 15 kg and 5 kg respectively; cooking requirement is 0.25 m\(^3\) gas per day per person and 0.12 m\(^3\) gas per hour per lamp; gas production 0.04 m\(^3\) per kg of dung)
Calculate the theoretical power generated by a wind rotor of 5 m diameter with wind velocity of 7.2 km.h\(^{-1}\). Assume air density as 1.4 kg.m\(^{-3}\).
Find the clearance volume of an engine whose displacement volume is 1500 cm\(^3\) and compression ratio is 8:2.
Calculate the torque developed, if a tractor engine is operating at a speed of 3500 rpm and brake power recorded by the prony brake dynamometer is 44 kW.
Calculate BHP of 4-stroke engine having 200 mm diameter and 350 mm stroke length, with speed of 450 rpm. After 2 stroke pressure generated is 20 kg.cm\(^{-2}\). Assume engine efficiency as 80 per cent.
Calculate the theoretical field capacity of a 5-bottom plough, each bottom having 35 cm width, operating at a speed of 5 km/h.
Determine the rate of application of a tractor operated sprayer having 9 m swath. A chemical is sprayed at 30 liters per minute with forward speed of 4 km.h\(^{-1}\).
A seed drill has 12 furrow openers, each 20 cm apart, and the ground wheel is 1.5 m in diameter. If the seed rate is 50 kg/ha, calculate the number of seeds dropped per revolution of the ground wheel.
Calculate the time required to sow 10.8 hectare field, if a seed drill consists of 9 furrow openers for dropping seeds and working efficiency of drill is 80%. Assume that furrow openers are 20 cm apart from one another and working speed is 5 km.h\(^{-1}\).
Calculate the time required to sow 10.8 hectare field, if a seed drill consists of 9 furrow openers for dropping seeds and working efficiency of drill is 80%. Assume that furrow openers are 20 cm apart from one another and working speed is 5 km.h\(^{-1}\).
Assertion A: Solar pond is an artificially constructed water pond in which significant temperature rise occurs in lower region.
Reason R: The salinity gradient (salt-slope) gives pond a vertical density difference creating a non-convecting environment.
In light of the above statements, choose the most appropriate answer from the options given below:
Which of the following helps in maintaining uniform depth of ploughing for MB plough?
The tractor tyre of:
A. Radial-ply type improves coefficient of traction
B. Radial-ply type improves tractive efficiency
C. Radial-ply type is advantageous for soft soil
D. Bias-ply type works good on highways
E. Bias-ply type is suitable for soft soil
Choose the correct answer from the options given below:
The ratio of the net pull produced to the dynamic normal load on the traction device is known as:
Assertion A: In a seed drill with fluted roller metering mechanism, the number of fluted rollers is same as the number of furrow openers.
Reason R: Fluted roller maintains the spacing between the seeds in a row.
In light of the above statements, choose the most appropriate answer from the options given below:
The functions of flywheel are:
A. To absorb excess energy during the power stroke
B. To provide extra energy over and above that developed by the engine
C. To serve sometimes as a pulley for transmitting engine power
D. To control the operation of cam shaft
E. To connect crankshaft with the final drive
Choose the correct answer from the options given below:
D\(_{10}\) in soil mechanics represents that:
In hydrometer method of sedimentation analysis, which correction is always negative?
Amount of heat required to change unit mass of substance from one phase to another phase is known as:
Given below are two statements
Statement I: The stage at which the change of shape of material becomes more rapid than the increase of force is called 'yield point'.
Statement II: After yield point the change of shape is permanent
In light of the above statements, choose the most appropriate answer from the options given below
A weight lifting machine is used to lift a load of 70 kg through 30 cm distance. If 30 kg load is applied to move a distance 100 cm, find efficiency of the machine.
If 80 kg MB plough is pulled by a horizontal force of 46 kg, find the angle of friction between plough body and horizontal surface.
Density index or relative density is defined as
In a 4-bar linkage, if the lengths of shortest, longest and other two links are denoted by s, l, p and q, then it would result in Grashof's linkage provided