List of top Questions asked in ICAR AIEEA (PG)- 2023

Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R).
Assertion (A): Counter flow heat exchanger is more effective than a parallel flow heat exchanger.
Reason (R): For the same temperature limits of hot and cold fluids, the overall heat transfer coefficient of a counter flow heat exchanger is more than that of a parallel flow heat exchanger.
In light of the above statements, choose the correct answer from the options given below.

Consider the following statements:
(A) Absolute pressure is always positive.
(B) Vacuum can not exceed local atmospheric pressure.
(C) Gage pressure is the difference between absolute pressure and atmospheric pressure.
(D) Negative gauge pressure is same as vacuum.
Choose the correct answer from the options given below:

Which of the following statements are true in case of electric fuse:
(A) It is generally made of materials having low melting point.
(B) It is made of materials having high conductivity.
(C) It has inverse time-current characteristics.
(D) It is inserted in series with the circuit to be protected.
Choose the correct answer from the options given below:

Which of the following Law's are based on gradient:
(A) Stefan -Boltzmann law
(B) Fourier's law
(C) Newton's law of cooling
(D) Fick's law
Choose the correct answer from the options given below:

Consider the following statements
(A) Real power is expressed in kW.
(B) Apparent power is expressed in kVA.
(C) Reactive power does not provide useful mechanical work.
(D) A motor operating at a given load and supply voltage draws active and reactive power.
(E) Both Real power and Apparent power are expressed in kW.
Choose the correct answer from the options given below:

Given below are two statements:
Statement (I): The porosity of a soil can not exceed 100 per cent.
Statement (II): The degree of saturation can not be zero per cent.
In light of the above statements, choose the most appropriate answer from the options given below.

Consider the following statements related to Mohr failure hypothesis:
Statement (I): Shear stress on the failure envelope is the maximum shear stress in the element.
Statement (II): The maximum shear stress acts on a plane inclined at \(45^\circ\) to major principal plane.
In light of the above statements, choose the most appropriate answer from the options given below.

Synchronous Speed of an AC induction motor depends on:
(A) Frequency of the supply voltage
(B) Number of poles
(C) Current
(D) Voltage
Choose the correct answer from the options given below:

The angle between vectors \( A = 2i - j + 2k \) and \( B = 6i - 3j + 6k \) is:

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A): In case of soils compressive normal stresses are taken positive.
Reason (R): Most of the normal stresses acting on soils are compressive in nature.
In light of the above statements, choose the correct answer from the options given below.

Hydrometer readings are corrected for:
(A) Temperature correction
(B) Meniscus correction
(C) Dispersing agent correction
(D) Pressure correction
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): The current drawn by the motor lags behind the voltage applied.
Reason (R): Motor is an inductive load.
In light of the above statements, choose the correct answer from the options given below.

For two invertible matrices \( A \) and \( B \) of suitable orders, the value of \( (AB)^{-1} \) is:

The following are the paddy yields (kg/plot) for 14 plots: 30, 32, 35, 38, 40, 42, 48, 49, 52, 55, 58, 60, 62, 65. The 25th percentile (Q1) yield in kg/plot will be:

Match List-I with List-II.

List-I Nature of data	List-II Most appropriate measure
(A) Qualitative data	(I) Geometric mean
(B) Raw data with extreme values	(II) Median and Mode
(C) Dealing with rates, speeds and prices	(III) Mode
(D) Calculating relative change	(IV) Harmonic mean

Choose the correct answer from the options given below:

Consider the following probability distributions.
(A) Normal distribution
(B) Binomial distribution
(C) Poisson distribution
(D) F-distribution
(E) Chi-square distribution
In which of the above distributions mean and variance are equal:

What is the premium rates for Rabi season crops to be paid by farmers in PMFBY scheme?

First Indian product to get the GI Tag .

Which has high potential in India?

Rural Consumers may respond better to a promotion that is .

Which state among the following is the largest producer of chilli in India?

J.C. Kumarappa emphasized for which of the following framework?

Storing milk creates

All the following have positive relationship with marketable surplus except?

Farmers' share in consumers' rupee is least in marketing of .