List of practice Questions

In amplitude modulation, the modulation index should be:

Let $A$ be a square matrix. If $A^2 = A$, then the matrix $A$ is called:

The limit $\displaystyle \lim_{x \to 0} \frac{\sin x}{x}$ is equal to:

A continuous function on a closed and bounded interval is always:

Which geomorphic process is primarily responsible for the formation of sand dunes?

Which of the following transducers is most suitable for measuring very small displacements?

For a stable linear time-invariant system, the location of all poles must be:

An ideal operational amplifier has:

How many flip-flops are required to design a MOD-10 counter?

Which type of error is caused due to faulty calibration of instruments?

Which one of the following minerals belongs to the cubic (isometric) crystal system?

Which texture is characteristic of rapidly cooled volcanic rocks?

Which fossil group is commonly used as an index fossil of the Mesozoic era?

Which geophysical method is most suitable for locating groundwater aquifers?

The oldest rock system in the Indian stratigraphic succession is:

The angle between the strike line and the true dip direction of a bed is:

The system of linear equations
$x + y + z = 6$
$2x + 5y + az = 36$
$x + 2y + 3z = b$
has

BOD test is commonly carried out at:

Which air pollutant is mainly responsible for acid rain?

The most suitable method for disposal of municipal solid waste in large cities is:

The microorganism mainly responsible for nitrification in soil is:

The unit used to measure sound intensity level is:

Which of the following is the first step in Environmental Impact Assessment (EIA)?

The duty of water is defined as:

Which nutrient is most commonly deficient in Indian soils?