ASSISTANT EXECUTIVE ENGINEERS / SUB DIVISIONAL OFFICER / ASSISTANT DESIGN ENGINEER / ASSISTANT DESIGN OFFICER / ASSISTANT DIRECTOR FLOOD MONITORING / ASSISTANT DIRECTOR

By: Prof. Dr. Fazal Rehman | Last updated: November 1, 2024

1. What is the main function of cement in concrete? A) To provide color B) To act as a binding material C) To reduce weight D) To prevent corrosion Answer: B) To act as a binding material 2. Which of the following materials has the highest compressive strength? A) Wood B) Steel C) Concrete D) Plastic Answer: C) Concrete 3. The modulus of elasticity for steel is approximately: A) 150 GPa B) 200 GPa C) 300 GPa D) 400 GPa Answer: B) 200 GPa 4. In surveying, the instrument used to measure angles is called: A) Level B) Theodolite C) Compass D) Clinometer Answer: B) Theodolite 5. The primary purpose of aggregate in concrete is to: A) Provide strength B) Reduce cost C) Increase weight D) Enhance color Answer: A) Provide strength 6. The minimum curing time for concrete, as recommended by the American Concrete Institute (ACI), is: A) 3 days B) 7 days C) 14 days D) 28 days Answer: D) 28 days 7. What is the main function of a retaining wall? A) To support water pressure B) To resist soil pressure C) For aesthetic design D) For drainage Answer: B) To resist soil pressure 8. The term HVAC stands for: A) High Vacuum and Air Conditioning B) Heating, Ventilation, and Air Conditioning C) High Volume Air Control D) Heating, Ventilation, and Air Circulation Answer: B) Heating, Ventilation, and Air Conditioning 9. In thermodynamics, the First Law states that: A) Energy can be created and destroyed B) Energy cannot be created or destroyed C) Entropy of the universe is constant D) Heat cannot transfer from cold to hot objects Answer: B) Energy cannot be created or destroyed 10. In fluid mechanics, the property that measures a fluid’s resistance to flow is: A) Density B) Viscosity C) Volume D) Temperature Answer: B) Viscosity 11. In reinforced concrete, the minimum clear cover for beams is generally: A) 10 mm B) 20 mm C) 30 mm D) 40 mm Answer: C) 30 mm 12. The primary function of a flywheel in engines is to: A) Store energy B) Increase torque C) Reduce engine speed D) Maintain fuel efficiency Answer: A) Store energy 13. In construction, dead load refers to: A) Temporary loads B) Permanent static loads C) Dynamic loads D) Live loads Answer: B) Permanent static loads 14. Trusses are commonly used in structures to: A) Increase floor space B) Provide structural support C) Enhance aesthetics D) Reduce material costs Answer: B) Provide structural support 15. The most common material used for road pavement is: A) Concrete B) Gravel C) Bitumen D) Steel Answer: C) Bitumen 16. Pascal’s Law in fluid mechanics states that: A) Pressure in a fluid is the same in all directions B) Fluid flow increases with height C) Energy in a fluid remains constant D) Fluid pressure depends on density Answer: A) Pressure in a fluid is the same in all directions 17. Gears in mechanical systems are primarily used to: A) Change the direction of force B) Increase power output C) Change speed or torque D) Support weight Answer: C) Change speed or torque 18. The phenomenon where materials deform permanently over time under stress is known as: A) Elasticity B) Creep C) Hardness D) Fatigue Answer: B) Creep 19. Tensile strength measures a material’s ability to withstand: A) Bending B) Stretching forces C) Compression D) Shear stress Answer: B) Stretching forces 20. In fluid mechanics, a unit commonly used to measure pressure is: A) Pascal B) Newton C) Joule D) Liter Answer: A) Pascal
21. In civil engineering, the process of mixing water, cement, and aggregates to form concrete is known as: A) Hydration B) Curing C) Setting D) Compaction Answer: A) Hydration 22. The shear force in a simply supported beam is maximum at the: A) Supports B) Mid-span C) Point of load application D) Free ends Answer: C) Point of load application 23. A material’s resistance to bending is primarily influenced by its: A) Hardness B) Density C) Modulus of elasticity D) Tensile strength Answer: C) Modulus of elasticity 24. The stress developed in materials due to repeated loading is known as: A) Fatigue stress B) Shear stress C) Compressive stress D) Tensile stress Answer: A) Fatigue stress 25. The standard atmospheric pressure at sea level is approximately: A) 1 bar B) 5 bar C) 10 bar D) 20 bar Answer: A) 1 bar 26. Which test is used to measure the workability of concrete? A) Slump test B) Compression test C) Tensile test D) Vibration test Answer: A) Slump test 27. In surveying, the process of determining the relative height of different points is called: A) Levelling B) Mapping C) Plotting D) Designing Answer: A) Levelling 28. In fluid mechanics, Reynolds number is used to determine: A) Viscosity B) Pressure C) Flow regime D) Density Answer: C) Flow regime 29. The term “creep” in materials is most likely to occur under: A) Low temperature and high load B) High temperature and low load C) High temperature and constant load D) Low temperature and varying load Answer: C) High temperature and constant load 30. In structural analysis, bending moment at a fixed end is: A) Zero B) Maximum C) Minimum D) Half of the load Answer: B) Maximum 31. In the design of steel structures, the term “factor of safety” refers to: A) The allowable stress limit B) The ratio of ultimate stress to allowable stress C) The material strength factor D) The deflection limit Answer: B) The ratio of ultimate stress to allowable stress 32. The main purpose of a foundation in a building is to: A) Support the roof B) Distribute loads to the soil C) Aesthetic purposes D) Increase the height of the building Answer: B) Distribute loads to the soil 33. In fluid mechanics, Bernoulli’s principle is based on the conservation of: A) Mass B) Momentum C) Energy D) Pressure Answer: C) Energy 34. In surveying, the term “benchmark” refers to: A) A known elevation point B) A surveying instrument C) A property boundary marker D) A line of sight Answer: A) A known elevation point 35. The “moment of inertia” of a beam section is a measure of its: A) Density B) Resistance to bending C) Shear strength D) Flexibility Answer: B) Resistance to bending 36. In materials testing, the Charpy test is used to measure: A) Hardness B) Impact strength C) Tensile strength D) Elasticity Answer: B) Impact strength 37. The property of a fluid to resist flow is known as: A) Density B) Viscosity C) Temperature D) Velocity Answer: B) Viscosity 38. The “bearing capacity” of soil is the ability of soil to: A) Absorb water B) Resist erosion C) Support a load from the structure D) Settle under load Answer: C) Support a load from the structure 39. In concrete mix design, “M20” refers to a concrete mix with a strength of: A) 10 MPa B) 20 MPa C) 30 MPa D) 40 MPa Answer: B) 20 MPa 40. What is the main function of a spillway in a dam? A) Increase water storage capacity B) Control water release during floods C) Provide irrigation D) Generate electricity Answer: B) Control water release during floods 41. The measure of a material’s ability to withstand bending forces is called: A) Flexural strength B) Tensile strength C) Shear strength D) Compressive strength Answer: A) Flexural strength 42. The term “slenderness ratio” in structural design is related to: A) Flexibility of a beam B) Length-to-diameter ratio of a column C) Load-bearing capacity D) Weight of the structure Answer: B) Length-to-diameter ratio of a column 43. The primary ingredient in Portland cement is: A) Gypsum B) Lime C) Clay D) Sand Answer: B) Lime 44. The phenomenon of cavitation in pumps is caused by: A) High temperatures B) Low-pressure areas in the fluid C) High fluid viscosity D) Air entering the system Answer: B) Low-pressure areas in the fluid 45. An arch dam is suitable for: A) Flat valley sites B) Narrow, rocky valleys C) Large, wide valleys D) Coastal areas Answer: B) Narrow, rocky valleys 46. The purpose of “shear reinforcement” in concrete beams is to resist: A) Bending B) Shear forces C) Axial loads D) Torsion Answer: B) Shear forces 47. The most common test for determining the compressive strength of concrete is the: A) Slump test B) Cube test C) Flexural test D) Tension test Answer: B) Cube test 48. In thermodynamics, the efficiency of a Carnot engine depends on: A) The pressure of the working fluid B) Temperature of heat source and sink C) Volume of the system D) Speed of the engine Answer: B) Temperature of heat source and sink 49. A cantilever beam has a maximum deflection at: A) The support B) Mid-span C) The free end D) One-third of the length Answer: C) The free end 50. In structural engineering, a “fixed support” restricts movement in: A) Only vertical direction B) Only horizontal direction C) Both vertical and horizontal directions D) Only rotational movement Answer: C) Both vertical and horizontal directions 51. Which fluid flow is characterized by smooth and orderly layers? A) Turbulent flow B) Transitional flow C) Laminar flow D) Compressive flow Answer: C) Laminar flow 52. Hooke’s Law is valid up to the: A) Elastic limit B) Proportional limit C) Plastic limit D) Yield point Answer: A) Elastic limit 53. The process of compacting concrete increases its: A) Weight B) Strength C) Color D) Shrinkage Answer: B) Strength 54. In fluid mechanics, the device that measures fluid velocity is a: A) Manometer B) Anemometer C) Pitot tube D) Venturimeter Answer: C) Pitot tube 55. For a simply supported beam under a central load, the maximum bending moment occurs at: A) The support ends B) Mid-span C) The free end D) One-fourth of the span Answer: B) Mid-span 56. In soil mechanics, the term “plastic limit” refers to: A) Maximum moisture content of soil B) Moisture content at which soil begins to behave plastically C) Minimum water content D) Load-bearing capacity of soil Answer: B) Moisture content at which soil begins to behave plastically 57. The thermal conductivity of a material depends primarily on its: A) Color B) Density C) Temperature D) Composition Answer: D) Composition 58. A butt joint is commonly used in: A) Mechanical assemblies B) Road construction C) Electrical systems D) Computer networking Answer: A) Mechanical assemblies 59. The “specific gravity” of a material is the ratio of its density to the density of: A) Air B) Water C) Oil D) Sand Answer: B) Water 60. In reinforced concrete, tensile strength is primarily resisted by: A) Cement B) Steel reinforcement C) Aggregate D) Water Answer: B) Steel reinforcement 61. A simply supported beam with a point load at mid-span has a maximum deflection at: A) One-fourth of the span B) One-third of the span C) The support D) Mid-span Answer: D) Mid-span 62. Young’s modulus is a measure of: A) Shear strength B) Tensile strength C) Elasticity D) Hardness Answer: C) Elasticity 63. The unit of power in the SI system is: A) Newton B) Watt C) Joule D) Pascal Answer: B) Watt 64. The term “bituminous material” is commonly associated with: A) Concrete B) Steel reinforcement C) Asphalt D) Plastic Answer: C) Asphalt 65. In heat transfer, conduction occurs primarily in: A) Solids B) Liquids C) Gases D) Vacuum Answer: A) Solids 66. The “angle of repose” of a material is related to its: A) Temperature B) Friction C) Density D) Hardness Answer: B) Friction 67. The main use of a “cantilever beam” is to: A) Support loads at both ends B) Support loads at one end C) Transfer heat D) Measure weight Answer: B) Support loads at one end 68. The primary function of a damper in mechanical systems is to: A) Increase oscillations B) Control vibrations C) Add weight D) Decrease temperature Answer: B) Control vibrations 69. The critical section for shear in a beam occurs near: A) Mid-span B) The point of loading C) The support D) The free end Answer: C) The support 70. “Hydraulic radius” in open channel flow is the ratio of: A) Flow rate to velocity B) Cross-sectional area to wetted perimeter C) Volume to length D) Weight to area Answer: B) Cross-sectional area to wetted perimeter 1. Which country is known as the “Land of the Rising Sun”? A) China B) Japan C) South Korea D) Thailand Answer: B) Japan 2. The longest river in Pakistan is: A) Chenab B) Ravi C) Jhelum D) Indus Answer: D) Indus 3. The currency of Saudi Arabia is: A) Dinar B) Riyal C) Dirham D) Pound Answer: B) Riyal 4. Who was the first Governor-General of Pakistan? A) Liaquat Ali Khan B) Ayub Khan C) Muhammad Ali Jinnah D) Zulfikar Ali Bhutto Answer: C) Muhammad Ali Jinnah 5. The unit of electric current is: A) Ampere B) Volt C) Ohm D) Joule Answer: A) Ampere 6. The study of the universe beyond Earth is called: A) Geography B) Geology C) Astronomy D) Meteorology Answer: C) Astronomy 7. In which year did Pakistan become a nuclear power? A) 1996 B) 1997 C) 1998 D) 1999 Answer: C) 1998 8. The Great Wall of China was built to protect against invasions from which group? A) Mongols B) Romans C) Persians D) Huns Answer: A) Mongols 9. Which planet is known as the “Red Planet”? A) Venus B) Mars C) Jupiter D) Saturn Answer: B) Mars 10. The famous poet “Allama Iqbal” was born in: A) Sialkot B) Lahore C) Karachi D) Multan Answer: A) Sialkot 11. The total number of bones in the adult human body is: A) 200 B) 206 C) 208 D) 210 Answer: B) 206 12. Who is the current Secretary-General of the United Nations (as of 2024)? A) António Guterres B) Ban Ki-moon C) Kofi Annan D) Boutros Boutros-Ghali Answer: A) António Guterres 13. The smallest unit of data in a computer is a: A) Byte B) Kilobyte C) Bit D) Gigabyte Answer: C) Bit 14. The Quaid-e-Azam’s 14 Points were presented in: A) 1925 B) 1927 C) 1929 D) 1931 Answer: C) 1929 15. The first Prime Minister of Pakistan was: A) Ayub Khan B) Liaquat Ali Khan C) Khawaja Nazimuddin D) Muhammad Ali Jinnah Answer: B) Liaquat Ali Khan 16. Photosynthesis occurs in which part of a plant cell? A) Mitochondria B) Chloroplast C) Nucleus D) Ribosome Answer: B) Chloroplast 17. The founder of the Mughal Empire in India was: A) Akbar B) Humayun C) Aurangzeb D) Babur Answer: D) Babur 18. In mathematics, the value of Pi (π) is approximately: A) 2.14 B) 3.14 C) 4.14 D) 5.14 Answer: B) 3.14 19. The national animal of Pakistan is the: A) Snow Leopard B) Markhor C) Bengal Tiger D) Peacock Answer: B) Markhor 20. The SI unit of force is: A) Watt B) Newton C) Joule D) Pascal Answer: B) Newton 21. In English grammar, “He ___ to the park yesterday.” Choose the correct verb. A) go B) went C) going D) goes Answer: B) went 22. The book “Reconstruction of Religious Thought in Islam” was written by: A) Allama Iqbal B) Sir Syed Ahmed Khan C) Ghulam Ahmed Perwez D) Shah Waliullah Answer: A) Allama Iqbal 23. In computer terms, CPU stands for: A) Central Program Unit B) Central Processing Unit C) Computer Processing Unit D) Central Primary Unit Answer: B) Central Processing Unit 24. In geometry, a triangle with all three sides equal is called: A) Scalene B) Isosceles C) Equilateral D) Right-angled Answer: C) Equilateral 25. The longest-serving Prime Minister of Pakistan was: A) Benazir Bhutto B) Nawaz Sharif C) Liaquat Ali Khan D) Yousaf Raza Gillani Answer: B) Nawaz Sharif 26. Who is known as the “Father of the Computer”? A) Alan Turing B) Charles Babbage C) Bill Gates D) Steve Jobs Answer: B) Charles Babbage 27. The river Nile flows into the: A) Red Sea B) Mediterranean Sea C) Indian Ocean D) Atlantic Ocean Answer: B) Mediterranean Sea 28. The “Khyber Pass” connects Pakistan with: A) Iran B) Afghanistan C) India D) China Answer: B) Afghanistan 29. The element that is essential for bones and teeth formation is: A) Iron B) Sodium C) Calcium D) Potassium Answer: C) Calcium 30. The word “Sabaq” in Urdu means: A) Homework B) Lesson C) Book D) Teacher Answer: B) Lesson
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