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GATE Exam Questions 2024

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Bharathi Pradeep
Bharathi Pradeephttps://www.getcooltricks.com/
Editor at GetCoolTricks.com. Bharathi covers topics on Competitive exams, How To guides, Current exams, Current Affairs, Study Materials, etc. Follow her on social media using the links below.

GATE (Graduate Aptitude Test in Engineering) Exam Questions 2024

Here we provide the Top 50 Frequently Asked GATE Exam Questions with Subjectwise. We hope these Questions are useful for every candidate. Kindly go through these Questions before you go for the Exam. These 50 Questions are repeatedly asked for Exams. All the best for everyone.

The Graduate Aptitude Test in Engineering (GATE) is a competitive examination conducted for candidates seeking admission to postgraduate programs in engineering and technology fields in India. Here are some sample GATE exam questions across different disciplines to give you an idea of the types of questions that are commonly asked:

  1. Mechanical Engineering (ME):
    Q: A solid circular shaft of diameter 100 mm is subjected to a torque of 10 kNm. The maximum shear stress in the shaft is approximately:
    a) 63.66 MPa
    b) 79.57 MPa
    c) 100.53 MPa
    d) 125.66 MPa
  2. Computer Science and Information Technology (CS):
    Q: Which of the following statements is TRUE about the regular expression 01*0?
    a) It represents the set of all strings containing the substring 01.
    b) It represents the set of all strings containing at least one 0.
    c) It represents the set of all strings starting and ending with 0.
    d) It represents the set of all strings starting with 0 and ending with 1.
  3. Electrical Engineering (EE):
    Q: A 3-phase, 400 V, 50 Hz induction motor consumes a stator current of 20 A at a supply voltage of 380 V. The stator and rotor copper losses are 1 kW and 900 W respectively. The mechanical power developed is:
    a) 3.96 kW
    b) 4.86 kW
    c) 5.86 kW
    d) 6.76 kW
  4. Civil Engineering (CE):
    Q: The equation of the circle that touches the x-axis at (-2, 0) and passes through the point (1, 2) is:
    a) x^2 + y^2 – 2x + 2y – 4 = 0
    b) x^2 + y^2 + 2x + 2y – 4 = 0
    c) x^2 + y^2 – 2x – 2y – 4 = 0
    d) x^2 + y^2 + 2x – 2y – 4 = 0
  1. Electronics and Communication Engineering (EC):
    Q: A 100 MHz carrier is frequency-modulated by a 5 kHz sinusoidal signal. The modulation index is:
    a) 0.05
    b) 0.5
    c) 1
    d) 5
  2. Chemical Engineering (CH):
    Q: A first-order, exothermic reaction is carried out in an isothermal plug flow reactor. The reaction rate constant is 0.2 min^-1. The inlet feed concentration of the reactant is 2 mol/L. If the reactor volume is doubled, the new outlet concentration will be:
    a) 0.5 mol/L
    b) 1.0 mol/L
    c) 1.5 mol/L
    d) 2.0 mol/L
  3. Aerospace Engineering (AE):
    Q: A rocket is fired vertically upwards. Its velocity at burnout (when fuel is exhausted) is 4.9 km/s. Neglecting the effect of gravity, the maximum height attained by the rocket is:
    a) 125 km
    b) 200 km
    c) 250 km
    d) 400 km
  4. Architecture and Planning (AR):
    Q: The open courtyard typology commonly found in traditional Indian architecture is primarily aimed at:
    a) Maximizing usable floor space.
    b) Providing better ventilation and light.
    c) Creating a sense of grandeur.
    d) Facilitating the use of modern construction materials.
  1. Biotechnology (BT):
    Q: Which of the following techniques is used to detect and analyze gene expression levels of thousands of genes simultaneously?
    a) PCR
    b) ELISA
    c) Microarray
    d) Gel Electrophoresis
  2. Instrumentation Engineering (IN):
    Q: A thermocouple is used to measure temperature in an industrial process. If the cold junction temperature is not at the reference temperature, the measured temperature will have an error. This error is known as:
    a) Sensitivity error
    b) Zero error
    c) Cold junction compensation error
    d) Random error
  3. Chemical Engineering (CH):
    Q: A fluid is flowing through a pipe with a Reynolds number of 2000. The flow is most likely to be:
    a) Turbulent
    b) Laminar
    c) Transition
    d) Neither laminar nor turbulent
  4. Civil Engineering (CE):
    Q: A soil has a liquid limit of 40% and a plasticity index of 20%. The plastic limit of the soil is:
    a) 20%
    b) 30%
    c) 60%
    d) 70%
  5. Electrical Engineering (EE):
    Q: The initial and final values of the Laplace transform of a unit step function u(t) are respectively:
    a) 0 and 1/s
    b) 1 and 1/s
    c) 0 and 1
    d) 1 and 0
  1. Mechanical Engineering (ME):
    Q: The work done by a closed system in a thermodynamic process is given by the area under the:
    a) Pressure-volume (PV) curve
    b) Temperature-entropy (TS) curve
    c) Enthalpy-entropy (HS) curve
    d) Temperature-volume (TV) curve
  2. Computer Science and Information Technology (CS):
    Q: The time complexity of a binary search algorithm is:
    a) O(n)
    b) O(log n)
    c) O(n^2)
    d) O(2^n)
  3. Electronics and Communication Engineering (EC):
    Q: The input resistance of an op-amp inverting amplifier with a gain of -10 is 10 kΩ. If the op-amp has an open-loop voltage gain of 100,000, the value of the feedback resistance is:
    a) 1 kΩ
    b) 10 kΩ
    c) 100 kΩ
    d) 1 MΩ
  4. Civil Engineering (CE):
    Q: The limiting friction is:
    a) Directly proportional to the normal force between the surfaces.
    b) Inversely proportional to the normal force between the surfaces.
    c) Independent of the nature of the surfaces in contact.
    d) Dependent on the nature of the surfaces in contact.
  5. Aerospace Engineering (AE):
    Q: Which of the following is NOT a type of drag experienced by an aircraft?
    a) Parasitic drag
    b) Induced drag
    c) Thrust-induced drag
    d) Momentum drag
  1. Biotechnology (BT):
    Q: Which of the following is an essential component of polymerase chain reaction (PCR)?
    a) DNA ligase
    b) RNA polymerase
    c) DNA polymerase
    d) RNA ligase
  2. Instrumentation Engineering (IN):
    Q: A piezoelectric crystal is used to measure pressure. The output voltage of the crystal is directly proportional to:
    a) Pressure
    b) Temperature
    c) Humidity
    d) Vibration frequency
  3. Chemical Engineering (CH):
    Q: Which separation technique is most effective for separating components based on differences in boiling points?
    a) Filtration
    b) Centrifugation
    c) Distillation
    d) Crystallization
  4. Civil Engineering (CE):
    Q: In a cantilever beam, the region near the fixed end experiences:
    a) Tensile stress
    b) Compressive stress
    c) Shear stress
    d) Zero stress
  5. Electrical Engineering (EE):
    Q: The unit of magnetic flux is:
    a) Tesla
    b) Ohm
    c) Ampere
    d) Weber
  6. Mechanical Engineering (ME):
    Q: A Carnot engine operates between a heat source at 600 K and a heat sink at 300 K. The efficiency of the engine is:
    a) 50%
    b) 33.33%
    c) 66.67%
    d) 25%
  7. Computer Science and Information Technology (CS):
    Q: Which data structure is best suited for implementing a dictionary?
    a) Stack
    b) Queue
    c) Array
    d) Hash Table
  8. Electronics and Communication Engineering (EC):
    Q: The bandwidth of a signal is defined as the difference between the:
    a) Highest and lowest frequency components
    b) Mean and median frequency components
    c) Amplitude and frequency components
    d) Phase and frequency components
  9. Aerospace Engineering (AE):
    Q: In aerodynamics, the lift force acting on an aircraft is perpendicular to the:
    a) Relative wind direction
    b) Gravity vector
    c) Thrust vector
    d) Drag force
  10. Architecture and Planning (AR):
    Q: The process of arranging visual elements in a composition to create a balanced and harmonious design is known as:
    a) Perspective
    b) Proportion
    c) Balance
    d) Rhythm
  11. Agricultural Engineering (AG):
    Q: Which of the following irrigation methods provides the highest water use efficiency?
    a) Flood irrigation
    b) Drip irrigation
    c) Sprinkler irrigation
    d) Subsurface irrigation
  12. Chemistry (CY):
    Q: The process of converting a liquid into a vapor at a temperature below its boiling point is called:
    a) Evaporation
    b) Boiling
    c) Sublimation
    d) Condensation
  13. Ecology and Evolution (EY):
    Q: The study of interactions between living organisms and their physical environment is known as:
    a) Genetics
    b) Ecology
    c) Evolution
    d) Paleontology
  14. Geology and Geophysics (GG):
    Q: The process of breaking down rocks into smaller fragments by physical disintegration is called:
    a) Erosion
    b) Weathering
    c) Subduction
    d) Folding
  15. Mathematics (MA):
    Q: The eigenvalues of a Hermitian matrix are always:
    a) Imaginary
    b) Negative
    c) Real
    d) Complex
  16. Metallurgical Engineering (MT):
    Q: The process of cooling a metal alloy from a high temperature to room temperature at a controlled rate is known as:
    a) Annealing
    b) Quenching
    c) Tempering
    d) Hardening
  17. Petroleum Engineering (PE):
    Q: Which type of rock formation is the primary source of hydrocarbons in petroleum reservoirs?
    a) Shale
    b) Sandstone
    c) Limestone
    d) Basalt
  18. Physics (PH):
    Q: The phenomenon in which light waves experience a change in direction as they pass from one medium to another is called:
    a) Refraction
    b) Diffraction
    c) Reflection
    d) Dispersion
  19. Production and Industrial Engineering (PI):
    Q: In a production system, the term “JIT” refers to:
    a) Just In Time
    b) Joint Integrated Technology
    c) Justified Inventory Technique
    d) Joint Interference Tool
  20. Textile Engineering and Fibre Science (TF):
    Q: The term “warp” in textile technology refers to:
    a) The process of weaving
    b) The lengthwise yarns in a fabric
    c) The finishing process
    d) The dyeing process
  21. Humanities and Social Sciences (XH):
    Q: Which famous philosopher wrote “The Republic,” an exploration of justice, the ideal state, and the nature of the individual soul?
    a) Aristotle
    b) Socrates
    c) Plato
    d) Confucius
  1. Biotechnology (BT):
    Q: Which of the following DNA sequences represents a palindrome?
    a) ATGCAT
    b) TTTAAA
    c) AGCTGA
    d) CGCGCG
  2. Instrumentation Engineering (IN):
    Q: What is the primary function of a Wheatstone bridge circuit?
    a) Voltage amplification
    b) Current regulation
    c) Resistance measurement
    d) Frequency modulation
  3. Chemical Engineering (CH):
    Q: The McCabe-Thiele method is commonly used for the design of:
    a) Distillation columns
    b) Heat exchangers
    c) Reactors
    d) Pumps
  4. Civil Engineering (CE):
    Q: The process of adding cement to soil to improve its engineering properties is known as:
    a) Compaction
    b) Stabilization
    c) Consolidation
    d) Grouting
  5. Electrical Engineering (EE):
    Q: A synchronous motor is used for:
    a) Power factor correction
    b) Voltage regulation
    c) Speed control
    d) Torque generation
  6. Mechanical Engineering (ME):
    Q: Which law states that the pressure of a given mass of gas is inversely proportional to its volume at a constant temperature?
    a) Boyle’s law
    b) Charles’s law
    c) Gay-Lussac’s law
    d) Avogadro’s law
  7. Computer Science and Information Technology (CS):
    Q: In a balanced binary search tree, the height of the tree is proportional to:
    a) Logarithm of the number of nodes
    b) Square root of the number of nodes
    c) Cube root of the number of nodes
    d) The number of nodes
  8. Electronics and Communication Engineering (EC):
    Q: The common-emitter configuration of a transistor amplifier is known for its:
    a) High input impedance and low output impedance
    b) Low input impedance and high output impedance
    c) High input and output impedances
    d) Low input and output impedances
  9. Aerospace Engineering (AE):
    Q: The point in an aircraft’s flight where the maximum angle of attack can be maintained before a stall occurs is known as:
    a) Aerodynamic center
    b) Stall point
    c) Critical angle of attack
    d) Center of gravity
  10. Architecture and Planning (AR):
    Q: Which architectural style is characterized by its use of pointed arches, ribbed vaults, and flying buttresses?
    a) Gothic
    b) Baroque
    c) Renaissance
    d) Art Deco
  11. Agricultural Engineering (AG):
    Q: The process of removing excess water from the soil to improve its physical properties is known as:
    a) Sublimation
    b) Leaching
    c) Percolation
    d) Drainage

How to download the Question Papers

GATE Exam Previous Years Question Download

Last 15 Years Question Papers with answers will be downloaded from the official website itself. (From 2007 to 2021)

  • Select the Year First
  • Select Your Subject
  • Then Click to Download the Question paper

GATE Exam 2024 Registration Started

The applications for GATE 2024 commenced on 30th August 2023 and ends on 30th September 2023. This year, IIT Kanpur is the GATE 2024 organising Institute and has invited online applications from interested candidates. The application link can be accessed on the IIT Kanpur GATE 2024 official website https://gate.iitk.ac.in/.

Important Dates

  • Online Application Process Opens – 30th Aug 2023
  • Closing Date of REGULAR online registration/ application process – 30th Sep 2023
  • Closing Date of EXTENDED online registration/ application process – October 2023
  • Modifications in GATE 2024 Application – November 2023
  • Availability of GATE Admit cards for download – January 2024
  • GATE 2024 Examinations – 03, 04& 10, 11 Feb 2024
  • The candidate’s response is available in the Application portal – February 2024
  • Answer keys available on the Application portal – February 2024
  • Submission of challenges by candidates on Answer Keys – February 2024
  • Announcement of Results for GATE 2024 – March 2024
  • Availability of Score Card for download by candidates – March 2024

Important Links

Official Website
Important Dates on Official Website
Link to Register for GATE 2024
Link to Login for Registered Candidates

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Bharathi Pradeep
Bharathi Pradeephttps://www.getcooltricks.com/
Editor at GetCoolTricks.com. Bharathi covers topics on Competitive exams, How To guides, Current exams, Current Affairs, Study Materials, etc. Follow her on social media using the links below.
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