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GATE 2025 CE (CE2) – Previous Year Questions with Solutions

All 65 questions of GATE 2025 CE (CE2) with answers and explanations. Read each question, then practise it by topic or as a full paper.

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  1. Question 1 (1 mark, Multiple choice) – Even though I had planned to go skiing with my friends, I had to at the last moment because of an injury. Select the most appropriate option to…
  2. Question 2 (1 mark, Multiple choice) – The President, along with the Council of Ministers, to visit India next week. Select the most appropriate option to complete the above sentence.
  3. Question 3 (1 mark, Multiple choice) – An electricity utility company charges ₹ 7 per kWh (kilo watt-hour). If a 40-watt desk light is left on for 10 hours each night for 180 days, what…
  4. Question 4 (1 mark, Multiple choice) – In the context of the given figure, which one of the following options correctly represents the entries in the blocks labelled (i), (ii), (iii), and…
  5. Question 5 (1 mark, Multiple choice) – A bag contains Violet (V), Yellow (Y), Red (R), and Green (G) balls. On counting them, the following results are obtained: (i) The sum of Yellow balls…
  6. Question 6 (2 marks, Multiple choice) – "His life was divided between the books, his friends, and long walks. A solitary man, he worked at all hours without much method, and probably courted…
  7. Question 7 (2 marks, Multiple choice) – For the clock shown in the figure, if O* = O\ Q\ S\ Z\ P\ R\ T, and X* = X\ Z\ P\ W\ Y\ O\ Q, then which one among the given options is most…
  8. Question 8 (2 marks, Multiple choice) – Consider a five-digit number PQRST that has distinct digits P, Q, R, S, and T, and satisfies the following conditions: P < Q S > P > T R < T If…
  9. Question 9 (2 marks, Multiple choice) – A business person buys potatoes of two different varieties P and Q, mixes them in a certain ratio and sells them at ₹ 192 per kg. The cost of the…
  10. Question 10 (2 marks, Multiple choice) – Three villages P, Q, and R are located in such a way that the distance PQ = 13 km, QR = 14 km, and RP = 15 km. A straight road joins Q and R. It is…
  11. Question 11 (1 mark, Multiple choice) – For the matrix [A] given below, the transpose is . [A] = bmatrix 2 & 3 & 4 \\ 1 & 4 & 5 \\ 4 & 3 & 2 bmatrix
  12. Question 12 (1 mark, Multiple choice) – Integration of (x) with x i.e., (x)\,dx = .
  13. Question 13 (1 mark, Multiple choice) – Consider the following statements (P) and (Q): (P): Fly ash and ground granulated blast furnace slag can be used as mineral admixtures in concrete.…
  14. Question 14 (1 mark, Multiple choice) – Consider the pin-jointed truss shown in the figure. Influence line is drawn for the axial force in the member G-I, when a unit load travels on the…
  15. Question 15 (1 mark, Multiple choice) – The most suitable test for measuring the permeability of clayey soils in the laboratory is .
  16. Question 16 (1 mark, Multiple choice) – A hydraulic jump occurs in an open channel when the slope of the channel changes from .
  17. Question 17 (1 mark, Multiple choice) – The bacteria mainly responsible for crown corrosion in a sewer is .
  18. Question 18 (1 mark, Multiple choice) – The recommended minimum traffic growth rate and design period considered for structural design of flexible pavements for national highways in India as…
  19. Question 19 (1 mark, Multiple choice) – After applying the correction for elevation and temperature, the runway length is 700 m. The corrected runway length (in m) for an effective gradient…
  20. Question 20 (1 mark, Multiple choice) – The point where the road alignment changes from a tangent to a curve is known as .
  21. Question 21 (1 mark, Multiple select) – Consider a velocity vector, V in (x, y, z) coordinates given below. Pick one or more CORRECT statements(s) from the choices given below. V = ux + vy
  22. Question 22 (1 mark, Multiple select) – Given that A and B are not null sets, which of the following statements regarding probability is/are CORRECT?
  23. Question 23 (1 mark, Multiple select) – In the context of construction materials, which of the following statements is/are CORRECT?
  24. Question 24 (1 mark, Multiple select) – Which of the following statements is/are INCORRECT?
  25. Question 25 (1 mark, Multiple select) – Pick one or more CORRECT statement(s) from the choices given below, in the context of upstream and downstream cut-offs provided below the concrete…
  26. Question 26 (1 mark, Multiple select) – In the context of the effect of drainage density on the run-off generation and the hydrograph at the catchment outlet, all other factors remaining the…
  27. Question 27 (1 mark, Multiple select) – Identify the treatment technology/technologies NOT recommended for highly biodegradable organic solid wastes.
  28. Question 28 (1 mark, Multiple select) – Which of the following statements is/are INCORRECT?
  29. Question 29 (1 mark, Numerical answer) – The "order" of the following ordinary differential equation is . d3ydx3 + (d2ydx2)6 + (dydx)4 + y = 0
  30. Question 30 (1 mark, Numerical answer) – The design shear strength of a reinforced concrete rectangular beam with a width of 250 mm and an effective depth of 500 mm, is 0.3 MPa. The torsional…
  31. Question 31 (1 mark, Numerical answer) – From a flow-net diagram drawn under a concrete dam, following information are obtained: (i) The head difference between upstream and downstream side…
  32. Question 32 (1 mark, Numerical answer) – A 6 m thick clay stratum has drainage at both its top and bottom surface due to the presence of sand strata. The time to complete 50% consolidation is…
  33. Question 33 (1 mark, Numerical answer) – Consider steady flow of water in the series pipe system shown below, with specified discharge. The diameters of Pipes A and B are 2 m and 1 m,…
  34. Question 34 (1 mark, Numerical answer) – Free residual chlorine concentration in water was measured to be 2 mg/l (as Cl 2). The pH of water is 8.5. By using the chemical equation given below,…
  35. Question 35 (1 mark, Numerical answer) – A surveyor measured the distance between two points on the plan drawn to a scale of 1 cm = 40 m and the result was 468 m. Later, it was discovered…
  36. Question 36 (2 marks, Multiple choice) – Pick the CORRECT solution for the following differential equation dydx = ex-y
  37. Question 37 (2 marks, Multiple choice) – A circular tube of thickness 10 mm and diameter 250 mm is welded to a flat plate using 5 mm fillet weld along the circumference. Assume Fe410 steel…
  38. Question 38 (2 marks, Multiple choice) – The figure shows a propped cantilever with uniform flexural rigidity EI (in N.m2) and subjected to a moment M (in N.m). Consider forces and…
  39. Question 39 (2 marks, Multiple choice) – Let the state of stress at a point in a body be the difference of two plane states of stress shown in the figure. Consider all the possible planes…
  40. Question 40 (2 marks, Multiple choice) – Consider a reinforced concrete beam section of 350 mm width and 600 mm depth. The beam is reinforced with the tension steel of 800 mm2 area at an…
  41. Question 41 (2 marks, Multiple choice) – For a partially saturated soil deposit at a construction site, water content (w) is 15%, degree of saturation (S) is 67%, void ratio (e) is 0.6 and…
  42. Question 42 (2 marks, Multiple choice) – Consider flow in a long and very wide rectangular open channel. Width of the channel can be considered as infinity compared to the depth of flow.…
  43. Question 43 (2 marks, Multiple choice) – Match the following in Column I with Column II. Column I Column II --- --- (1) Vehicle Damage Factor A. Stability of subgrade soil (2) Passenger Car…
  44. Question 44 (2 marks, Multiple select) – Consider the function given below and pick one or more CORRECT statement(s) from the following choices. f(x) = x3 - 152x2 + 18x + 20
  45. Question 45 (2 marks, Multiple select) – Pick the CORRECT eigen value(s) of the matrix [A] from the following choices. [A] = bmatrix 6 & 8 \\ 4 & 2 bmatrix
  46. Question 46 (2 marks, Multiple select) – In the pin-jointed truss shown in the figure, the members that carry zero force are identified. Which of the following options is/are zero-force…
  47. Question 47 (2 marks, Multiple select) – In the context of shear strength of soil, which of the following statements is/are CORRECT?
  48. Question 48 (2 marks, Multiple select) – The drag force, F D on a sphere due to a fluid flowing past the sphere is a function of viscosity, , the mass density, , the velocity of flow, V, and…
  49. Question 49 (2 marks, Multiple select) – A compound has a general formula C aH bO cN d and molecular weight 187. A 935 mg/l solution of the compound is prepared in distilled deionized water.…
  50. Question 50 (2 marks, Multiple select) – The free flow speed of a highway is 100 km/h and its capacity is 4000 vehicle/h. Assume speed density relation is linear. For a traffic volume of 2000…
  51. Question 51 (2 marks, Numerical answer) – Consider a discrete random variable X whose probabilities are given below. The standard deviation of the random variable is (round off to one decimal…
  52. Question 52 (2 marks, Numerical answer) – A steel beam supported by three parallel pin-jointed steel rods is shown in the figure. The moment of inertia of the beam is 8 107 mm4. Take modulus…
  53. Question 53 (2 marks, Numerical answer) – The figure shows a network diagram for a construction project. The activities A, B, C, D, E, and F are represented by arrows and their durations are…
  54. Question 54 (2 marks, Numerical answer) – A reinforced concrete beam has a support section with width of 300 mm and effective depth of 500 mm. The support section is reinforced with 3 bars of…
  55. Question 55 (2 marks, Numerical answer) – The bank of a canal has the profile shown in the figure. The material is a homogeneous clay with a bulk unit weight of 20 kN/m3, undrained cohesion of…
  56. Question 56 (2 marks, Numerical answer) – A designer used plate load test to obtain the value of the bearing capacity factor N . A circular plate of 1 m diameter was placed on the surface of a…
  57. Question 57 (2 marks, Numerical answer) – A 4 4 group pile, with each pile 20 m long and 500 mm in diameter, is installed in a square pattern in a clayey soil, as shown in the figure. The…
  58. Question 58 (2 marks, Numerical answer) – A 60 cm diameter well completely penetrates a confined aquifer of permeability 5 10-4 m/s. The length of the strainer (spanning the entire thickness…
  59. Question 59 (2 marks, Numerical answer) – The peak of flood hydrograph due to a 3-hour duration storm in a catchment is 180 m3/s. The total rainfall depth is 6.6 cm. It can be assumed that the…
  60. Question 60 (2 marks, Numerical answer) – The shaft of a 6 m wide gate in the figure will fail at a moment of 3924 kN.m about the hinge P. The maximum value of water depth h (in m) that the…
  61. Question 61 (2 marks, Numerical answer) – The analyses results of a water sample are given below. The non-carbonate hardness of the water (in mg/L) as CaCO 3 is (in integer). Ca2+ = 150 mg/L…
  62. Question 62 (2 marks, Numerical answer) – A community generates 1 million litres/day (MLD) of wastewater. This wastewater is treated using activated sludge process (ASP). The working volume of…
  63. Question 63 (2 marks, Numerical answer) – A settling chamber is used for the removal of discrete particulate matter from air with following conditions. Horizontal velocity of air = 0.2 m/s;…
  64. Question 64 (2 marks, Numerical answer) – On a two-lane highway, a horizontal curve of radius 300 m is provided. The design speed is 80 km/h. If the longest wheelbase of vehicle expected on…
  65. Question 65 (2 marks, Numerical answer) – If the Fore Bearing of the lines AB and BC are 60° and 122°, respectively, then the interior angle ABC (in degrees) is (round off to the nearest…