The National Testing Agency (NTA) conducted the CUET PG 2026 Nanoelectronics (MTQP09) examination on March 13, 2026, during Shift 2 from 12:30 PM to 02:00 PM.

Students who appeared for the exam reported that the overall difficulty level of the paper was moderate. CUET PG 2026 Nanoelectronics Question Paper with Solutions PDF is available here for download. The marking scheme is +4 for correct answers and -1 for wrong answers, totaling 300 marks.

CUET PG 2026 Nanoelectronics Question Paper with Solutions PDF

CUET PG 2026 Nanoelectronics Question Paper with Answer Key Download PDF Check Solutions

Question 1:

Which allotrope of carbon is considered a one-dimensional (1D) nanostructure?

  • (A) Graphene
  • (B) Carbon Nanotube
  • (C) Fullerene
  • (D) Diamond

Question 2:

How does the band gap of a semiconducting chiral carbon nanotube change as its diameter increases?

  • (A) The band gap increases
  • (B) The band gap decreases
  • (C) The band gap remains constant
  • (D) The band gap becomes zero

Question 3:

What is the typical characteristic length scale range for nanomaterials?

  • (A) 1–100 nm
  • (B) 1–1000 nm
  • (C) 100–1000 nm
  • (D) 0.1–10 mm

Question 4:

In quantum mechanics, what is the degree of confinement for a Quantum Dot?

  • (A) One-dimensional confinement
  • (B) Two-dimensional confinement
  • (C) Three-dimensional confinement
  • (D) No confinement

Question 5:

What is the standard wavelength used in Extreme Ultraviolet (EUV) lithography?

  • (A) 248 nm
  • (B) 193 nm
  • (C) 13.5 nm
  • (D) 365 nm

Question 6:

Which device is a three-dimensional gate structure designed to reduce short-channel effects in nanoscale MOSFETs?

  • (A) Bipolar Junction Transistor (BJT)
  • (B) FinFET
  • (C) Diode
  • (D) Capacitor

Question 7:

What happens to the optical absorption spectrum of a nanoparticle as its size is reduced?

  • (A) It shifts toward longer wavelengths (red shift)
  • (B) It shifts toward shorter wavelengths (blue shift)
  • (C) It remains unchanged
  • (D) It disappears completely

Question 8:

In a BJT, what is the primary consequence of the Early effect on the effective base width?

  • (A) The base width increases
  • (B) The base width decreases
  • (C) The base width remains constant
  • (D) The base width becomes zero

Question 9:

Which type of counter requires 5 flip-flops to implement a MOD-31 operation?

  • (A) Synchronous counter
  • (B) Asynchronous (Ripple) counter
  • (C) Ring counter
  • (D) Johnson counter

Question 10:

For an ideal op-amp, what is the output voltage if the feedback resistance is equal to the input resistance in an inverting configuration?

  • (A) \(V_o = V_{in}\)
  • (B) \(V_o = -V_{in}\)
  • (C) \(V_o = 0\)
  • (D) \(V_o = 2V_{in}\)

Question 11:

Which scientist is widely regarded as the Father of Nanotechnology?

  • (A) Albert Einstein
  • (B) Richard Feynman
  • (C) Niels Bohr
  • (D) James Clerk Maxwell

Question 12:

What is the word length of a standard 8085 microprocessor?

  • (A) 4-bit
  • (B) 8-bit
  • (C) 16-bit
  • (D) 32-bit

Question 13:

In optical fibers, does the core or the cladding have a higher refractive index?

  • (A) Core
  • (B) Cladding
  • (C) Both are equal
  • (D) It varies randomly

Question 14:

Which property refers to the inability to repeat recorded data when scanning from different directions?

  • (A) Reproducibility
  • (B) Hysteresis
  • (C) Directional anisotropy
  • (D) Noise interference

Question 15:

What are the primary components of a lipid raft in the context of bio-nanoelectronics?

  • (A) DNA and RNA
  • (B) Proteins and carbohydrates
  • (C) Cholesterol and sphingolipids
  • (D) Enzymes and nucleotides

CUET PG 2026 Nanoelectronics Preparation