The Karnataka PGCET 2025 Exam for M.E./M. Tech was conducted by KEA on May 31, 2025, in a single shift from 2:30 P.M. to 4:30 P.M. The Exam was conducted offline in a PBT Mode across various exam centres in Karnataka.

The Karnataka PGCET 2025 Question paper  included 100 MCQs, with 1 mark for each correct answer and with no negative marking in a total time duration of 2 hours.

Karnataka PGCET 2025 M.E./M.Tech Question Paper with Answer Key

Karnataka PGCET 2025 M.E./M.Tech Question Paper with Answer Key Download PDF Check Solutions
​​​​​​​​​​Karnataka PGCET 2025 ME/MTech Question Paper With Solutions PDF May 31
Question 1:

Solve the following differential equation:

\[ \frac{d^2y}{dx^2} + 4\frac{dy}{dx} + 4y = 0 \]

  • (a) \( y = (C_1 + C_2 x) e^{-2x} \)
  • (b) \( y = C_1 e^{-2x} + C_2 x e^{-2x} \)
  • (c) \( y = C_1 e^{2x} + C_2 x e^{2x} \)
  • (d) \( y = (C_1 + C_2 x) e^x e^x \)

Question 2:

Which of the following is not a valid data type in C?

  • (a) int
  • (b) float
  • (c) real
  • (d) char

Question 3:

The efficiency of a Carnot engine depends on:

  • (a) The temperature of the hot reservoir only
  • (b) The temperature of the cold reservoir only
  • (c) Both the temperatures of the hot and cold reservoirs
  • (d) The working substance used

Question 4:

In a series RLC circuit, if the frequency of the applied voltage is increased, the impedance of the circuit:

  • (a) Increases
  • (b) Decreases
  • (c) Remains constant
  • (d) First increases then decreases

Question 5:

The modulus of elasticity of concrete is approximately:

  • (a) 10,000 MPa
  • (b) 20,000 MPa
  • (c) 30,000 MPa
  • (d) 40,000 MPa

Question 6:

Which of the following is the main component of natural gas?

  • (a) Methane
  • (b) Ethane
  • (c) Propane
  • (d) Butane

Question 7:

In a transistor, the current gain is defined as:

  • (a) \( \beta = \frac{I_C}{I_B} \)
  • (b) \( \beta = \frac{I_E}{I_B} \)
  • (c) \( \beta = \frac{I_C}{I_E} \)
  • (d) \( \beta = \frac{I_B}{I_E} \)

Question 8:

The primary function of a Wheatstone bridge is to measure:

  • (a) Voltage
  • (b) Current
  • (c) Resistance
  • (d) Inductance

Question 9:

In a communication system, the bandwidth of a signal is:

  • (a) The difference between the highest and lowest frequencies
  • (b) The highest frequency only
  • (c) The lowest frequency only
  • (d) The sum of the highest and lowest frequencies

Question 10:

Which of the following is a non-invasive method to measure blood pressure?

  • (a) Sphygmomanometer
  • (b) Electrocardiogram
  • (c) Pulse oximeter
  • (d) Stethoscope

Karnataka PGCET M.E./M.Tech Expected Topic-Wise Weightage

The Karnataka PGCET M.E/M. Tech Exam 2025 included 100 MCQs, each carrying 1 mark, with no negative marking.

The Karnataka PGCET Question paper was divided into 2 sections: Part A, including 50 questions from the core subject, and Part B, including 50 questions from the specialised Topics

Discipline Major Topics Covered Weightage (Marks)
Computer Science
  • Data Structures
  • Algorithms
  • Operating Systems
  • DBMS
35–40
  • Computer Networks
  • Software Engineering
  • C. Programming
20–25
  • Computer Organisation
  • Web Technologies
10–15
Mechanical Engineering
  • Engineering Mechanics
  • Thermodynamics
  • Fluid Mechanics
30–35
  • Theory of Machines
  • Machine Design
20–25
  • Manufacturing Technology
  • Industrial Engineering
15–20
Civil Engineering
  • Structural Engineering
  • Concrete Technology
  • RCC
35–40
  • Surveying
  • Transportation Engineering
  • Estimation
20–25
Environmental & Geotechnical Engineering 15–20
Electrical Engineering
  • Circuit Theory
  • Control Systems
  • Power Systems
35–40
  • Electrical Machines
  • Power Electronics
20–25
  • Measurements
  • Digital & Analogue Electronics
10–15

Karnataka PGCET M.E./M.Tech 2025 Expected Difficulty Level

The Difficulty level of Karnataka PGCET 2025 M.E/M.Tech Exam is expected to be of moderate difficulty level, the candidates with good understanding in the undergraduate syllabus can access the same.

As per the precious year question paper the exam focuses more on the conceptual clarity than on the tricky or time-consuming questions.

Expected Difficulty Level by Discipline

Branch/Subject Part A (Core Subject) Part B (Specialization) Overall Difficulty Level
Computer Science Moderate (standard theory + logic) Moderate to Difficult (data structures, algorithms) Moderate
Mechanical Engineering Moderate (basic formulas & concepts) Moderate (application-based, some numericals) Moderate
Civil Engineering Moderate (structural & surveying concepts) Moderate (design & geotech focus) Moderate
Electrical Engineering Moderate to Difficult (circuits, machines) Moderate (control systems, power systems) Moderate to Slightly Difficult
Electronics Moderate (basic electronics + digital) Moderate to Difficult (VLSI, communication) Moderate