List of top Questions asked in CUET (PG)- 2025

The voltage across the inductor for \( t > 0 \) in the given circuit is:
The cutoff frequency of a first order low pass filter for \(R_1 = 1.2 \, \text{k}\Omega\) and \(C_1 = 0.02 \, \mu F\) is:
A multiplexer (MUX)
(A) is a parallel to serial converter
(B) is also known as data distributor
(C) can be used as a logic function generator
(D) switch the data from several lines to one line

Choose the correct answer from the options given below:
A 32:1 Mux can be designed using:
To expand a 4-bit parallel adder to an 8-bit parallel adder, we can
(A) use two 4-bit adders and connect the sum output of one to the input bit of the other
(B) use four 4-bit adders with no interconnections
(C) use two 4-bit adders with the carry output of one connected to the carry input of the other
(D) use eight 4-bit adders with no interconnections
Which of the following statement(s) about Digital-to-Analog (DAC) converter is/are correct?
(A) DAC is said to be monotonic if its output decreases as the binary input is incremented from one value to the next.
(B) Ideally, the output of a DAC should be zero when the binary input is zero.
(C) The operating speed of a DAC is usually specified by giving its settling time.
(D) Resolution is the reciprocal of the number of discrete steps in the full-scale output of the DAC.
Bio-functionalization of magnetic nanoparticles has been extensively used for the development of biosensors such as:
The measurement of Nitric Oxide (NO) is quite difficult due to its ........ half-life and ........ reactivity with other biological components such as superoxide, oxygen, thiols.
In the ISFET pH measurement system, the voltage circuit has ........ impedance and the current circuit has ......... impedance.
.......... type of electrochemical detection measures the electric current associated with the electron transfer involved in redox processes whereas ............ type of electrochemical detection measures conductance or capacitance changes associated with changes in the overall ionic medium between the two electrodes.
Which of the following statements is incorrect about Light-addressable potentiometric sensors (LAPS)?
Arrange the following fabrication steps of MOSFET from initials:
(A) Metallization
(B) Oxidation
(C) Etching
(D) Diffusion/Ion implantation
The Extreme Ultraviolet (EUV) lithography employs .......... wavelength.
Match List-I with List-II
In nanomaterials production, according to Aufbau principle the self-assembly of complicated structures takes place in a hierarchical fashion in the following sequence:
(A) the linear chains are bundled to form two-dimensional monolayers
(B) single molecules join up to form linear chains
(C) a finite number of independent molecules
(D) the two-dimensional monolayers are stacked to form the final three-dimensional crystal
Choose the correct answer from the options given below:
The process of transferring a pattern into a reactive polymer film which will subsequently be used to replicate that pattern into an underlying thin film is called:
The process of synthesizing large polymer molecules is:
Match List-I with List-II
Choose the correct answer from the options below:
The process of transferring growth species from a source or target and depositing them on a substrate to form a film is called:
........... nanoparticles are extraordinarily efficient for clinical diagnostic purposes as they give strong signatures in optical absorption, fluorescence spectroscopy, X-Ray diffraction, and electrical conductivity.
Major problems with the large-scale utilization of carbon nanotubes
(A) synthesis in pure forms
(B) dispersion in solvents
(C) reducing their length
(D) tailoring into a desired orientation
The number of cubes of each side 1 nm and the collective surface area that can be carved out from a cube with each side of 1 m are respectively:
In GaAsP, if $E_g = 1.9 \, \text{eV}$, the emission wavelength is:
Attenuation in optical fibre can be measured in:
In the first window of optical fibre, light sources are generally: