NTS GAT Subject (Chemical Engineering) FLP 1 Free Quiz

NTS GAT Subject (Chemical Engineering) – FLP 1

120:00

Answered: 0 / 100

Remaining: 100

Chemic

NTS GAT Subject (Chemical Engineering) – FLP 1 consists of 100 MCQs covering 1 subjects. You have 120 minutes to complete it. Start with the easier questions and manage your time wisely. Good luck!

Chemical Engineering 100 MCQs

1. What is chemical plant design?

A. Designing and planning chemical plants B. Fluid flow and pressure C. Thermal energy transfer D. Separation processes

2. What shows detailed piping and instrumentation?

A. PFD B. Block diagram C. Layout diagram D. P&ID

3. What determines the sequence of operations and equipment sizes?

A. Mechanical design B. Process design C. Structural design D. Electrical design

4. What is the sum of discounted cash flows?

A. ROI B. NPV C. IRR D. Payback period

5. What does safety in chemical plant design include?

A. Process design B. Mechanical design C. Layout D. Safety

6. What study is used to identify hazards in a plant?

A. FMEA B. HAZOP C. Risk assessment D. Safety audit

7. What is used for heat integration in plant design?

A. HAZOP B. FMEA C. Risk assessment D. Pinch analysis

8. What includes PFDs, P&IDs, and equipment specifications?

A. Process design package B. Mechanical design C. Structural design D. Electrical design

9. What is selected based on corrosion resistance and cost?

A. Process design B. Mechanical design C. Layout D. Material of construction

10. What includes sensors, controllers, and control systems?

A. Instrumentation and control B. Piping C. Mechanical D. Structural

11. What is the accounting of mass entering and leaving a process?

A. Energy balance B. Mass balance C. Momentum balance D. Entropy balance

12. What type of process has no accumulation of mass or energy?

A. Transient B. Unsteady-state C. Steady-state D. Batch

13. What is a discontinuous process with finite amounts of material?

A. Continuous B. Batch C. Steady-state D. Semi-batch

14. What is a process that operates without interruption?

A. Continuous B. Batch C. Semi-batch D. Steady-state

15. What is the reactant that is completely consumed in a reaction?

A. Excess reactant B. Catalyst C. Product D. Limiting reactant

16. What is a measure of how far a reaction has proceeded?

A. Conversion B. Extent of reaction C. Yield D. Selectivity

17. What are used to represent the sequence of operations in a chemical process?

A. P&IDs B. Block diagrams C. Process flow diagrams D. Piping diagrams

18. What is the change in concentration per unit time?

A. Rate constant B. Order C. Reaction rate D. Molecularity

19. What is the sum of the exponents in the rate law?

A. Molecularity B. Order C. Rate constant D. Activation energy

20. What is a proportionality constant in the rate law?

A. Rate B. Order C. Rate constant D. Activation energy

21. What is the minimum energy required for a reaction to occur?

A. Rate constant B. Activation energy C. Order D. Molecularity

22. What does a catalyst do to activation energy?

A. Lowers activation energy B. Increases activation energy C. Has no effect D. Changes rate constant

23. What increases the reaction rate by providing an alternative pathway?

A. Reactant B. Product C. Catalyst D. Inhibitor

24. What order reaction has a rate independent of concentration?

A. First-order B. Zero-order C. Second-order D. Third-order

25. What order reaction has a rate proportional to the square of concentration?

A. Zero-order B. First-order C. Second-order D. Third-order

26. How does the half-life of a second-order reaction depend on initial concentration?

A. Inversely proportional B. Independent C. Proportional D. Constant

27. What is the integrated rate law for a first-order reaction?

A. 1/[A] = kt + 1/[A]₀ B. [A] = -kt + [A]₀ C. ln[A] = -kt + ln[A]₀ D. ln[A] = kt + ln[A]₀

28. What equation relates reaction rate to temperature using transition state theory?

A. Arrhenius B. van't Hoff C. Clausius-Clapeyron D. Eyring

29. What reactor has no mixing in the axial direction?

A. CSTR B. Batch C. PFR D. Fluidized bed

30. What is the average time a fluid element spends in a reactor?

A. Space time B. Space velocity C. Hold-up time D. Residence time

31. What is the time required to process one reactor volume of feed?

A. Residence time B. Space time C. Space velocity D. Hold-up time

32. What is a substance that deforms continuously under applied shear stress?

A. Solid B. Gas C. Fluid D. Plasma

33. What is a measure of a fluid's resistance to flow?

A. Density B. Pressure C. Temperature D. Viscosity

34. What is Newton's law of viscosity?

A. τ = μu B. τ = μ(du/dy) C. τ = μ/y D. τ = μu/y

35. What is the continuity equation for incompressible flow?

A. P₁V₁ = P₂V₂ B. V₁ = V₂ C. A₁V₁ = A₂V₂ D. A₁ = A₂

36. What dimensionless parameter predicts flow regime?

A. Froude number B. Reynolds number C. Mach number D. Euler number

37. What is turbulent flow?

A. Laminar flow B. Transitional flow C. Turbulent flow D. Steady flow

38. What is Archimedes' principle?

A. Archimedes B. Pascal C. Bernoulli D. Torricelli

39. What is the velocity profile for laminar flow in a pipe?

A. Uniform B. Parabolic C. Turbulent D. Linear

40. What device adds energy to a fluid?

A. Turbine B. Compressor C. Fan D. Pump

41. What device extracts energy from a fluid?

A. Pump B. Turbine C. Compressor D. Blower

42. What is the Mach number?

A. Reynolds B. Froude C. Mach D. Weber

43. In which flow regime do shock waves occur?

A. Subsonic B. Supersonic C. Transonic D. Hypersonic

44. What equation describes the motion of an inviscid fluid?

A. Euler B. Navier-Stokes C. Bernoulli D. Reynolds

45. What equation describes the motion of a viscous fluid?

A. Euler B. Bernoulli C. Navier-Stokes D. Reynolds

46. What property of fluids is observed at interfaces?

A. Viscosity B. Density C. Compressibility D. Surface tension

47. What is a blackbody?

A. White body B. Gray body C. Blackbody D. Transparent body

48. Which type of heat transfer does not require a medium?

A. Conduction B. Radiation C. Convection D. Advection

49. What type of convection is driven by external means?

A. Natural B. Free C. Buoyant D. Forced

50. What is used to increase heat transfer by increasing surface area?

A. Heat pipe B. Fin C. Heat sink D. Radiator

51. What is thermal diffusivity?

A. Conductivity B. Specific heat C. Thermal diffusivity D. Density

52. What is the Fourier number?

A. Biot B. Fourier C. Nusselt D. Prandtl

53. What is mass transfer?

A. Movement of mass from one location to another B. Fluid flow and pressure C. Thermal energy transfer D. Chemical reactions

54. What is a measure of how fast molecules diffuse?

A. Mass transfer coefficient B. Diffusion coefficient C. Diffusivity D. Permeability

55. What is the mass transfer analog of the Nusselt number?

A. Schmidt B. Prandtl C. Grashof D. Sherwood

56. What is the ratio of momentum diffusivity to mass diffusivity?

A. Sherwood B. Schmidt C. Prandtl D. Grashof

57. What is the accumulation of a solute on a solid surface?

A. Adsorption B. Absorption C. Distillation D. Extraction

58. What relates the concentrations of solute in different phases?

A. Mass transfer coefficient B. Diffusion coefficient C. Equilibrium relationship D. Henry's constant

59. What is used in the Chilton-Colburn analogy for mass transfer?

A. j-factor B. Stanton C. Prandtl D. Schmidt

60. What law describes the solubility of a gas in a liquid?

A. Raoult's Law B. Dalton's Law C. Henry's Law D. Graham's Law

61. What type of control system uses the output to adjust the input?

A. Open-loop B. Feedforward C. Feedback (closed-loop) D. Adaptive

62. What type of control system does not use feedback?

A. Closed-loop B. Feedforward C. Adaptive D. Open-loop

63. Which controller eliminates steady-state error?

A. Proportional B. Derivative C. Integral D. None

64. For stability, where must the poles of a system be?

A. Right half-plane B. Imaginary axis C. Left half-plane D. Origin

65. What consists of magnitude and phase plots versus frequency?

A. Root locus B. Bode C. Nyquist D. Nichols

66. What is a polar plot of the frequency response?

A. Nyquist B. Bode C. Root locus D. Nichols

67. What is a critically damped system?

A. Underdamped B. Overdamped C. Undamped D. Critically damped

68. What is an underdamped system?

A. Critically damped B. Underdamped C. Overdamped D. Undamped

69. What is the natural frequency?

A. Damping ratio B. Gain C. Natural frequency D. Time constant

70. What measures a physical quantity and converts it to a signal?

A. Actuator B. Controller C. Transducer D. Sensor

71. What converts a signal into physical action?

A. Sensor B. Actuator C. Controller D. Transducer

72. What is process thermodynamics?

A. Application of thermodynamics to chemical processes B. Fluid flow and pressure C. Thermal energy transfer D. Separation processes

73. What is entropy?

A. Enthalpy B. Internal energy C. Entropy D. Gibbs free energy

74. What does a negative ΔG indicate?

A. Positive B. Negative C. Zero D. Undefined

75. What does a zero ΔG indicate?

A. Spontaneous B. Non-spontaneous C. Equilibrium D. Undefined

76. What reaction releases heat?

A. Endothermic B. Exothermic C. Isothermal D. Adiabatic

77. What law states that enthalpy change is independent of the pathway?

A. First Law B. Second Law C. Hess's Law D. Third Law

78. What is the enthalpy change when one mole of a substance is burned?

A. Formation B. Combustion C. Neutralization D. Solution

79. What is the enthalpy change when a solute dissolves?

A. Formation B. Combustion C. Solution D. Neutralization

80. What equation relates the equilibrium constant to temperature?

A. Arrhenius B. van't Hoff C. Clausius-Clapeyron D. Gibbs-Helmholtz

81. What equation relates vapor pressure to temperature?

A. Clausius-Clapeyron B. Arrhenius C. van't Hoff D. Gibbs-Helmholtz

82. What happens to entropy when a gas condenses to a liquid?

A. Decreases B. Increases C. Stays the same D. Fluctuates

83. What is the change in Gibbs free energy when one mole of a compound is formed from its elements?

A. Enthalpy B. Entropy C. Gibbs free energy D. Internal energy

84. What is the transfer of a solute from one liquid to another?

A. Distillation B. Extraction C. Adsorption D. Absorption

85. What is the removal of moisture from a solid?

A. Distillation B. Drying C. Extraction D. Crystallization

86. What is a theoretical stage where the phases are in equilibrium?

A. Equilibrium stage B. Real stage C. Ideal stage D. Theoretical plate

87. What method is used for minimum reflux ratio calculation?

A. Fenske B. Underwood C. McCabe-Thiele D. Ponchon-Savarit

88. What are mixtures with constant boiling point and composition?

A. Ideal B. Non-ideal C. Azeotropes D. Eutectic

89. What separation process separates solids from liquids?

A. Distillation B. Leaching C. Adsorption D. Crystallization

90. What drives membrane separation?

A. Thermal B. Pressure or concentration-driven C. Mechanical D. Chemical

91. What is the ratio of concentrations in two phases?

A. Selectivity B. Distribution coefficient C. Recovery D. Purity

92. What is a concept used in distillation design?

A. Real plate B. Equilibrium stage C. Theoretical plate D. Ideal plate

93. What is the transport of momentum in fluids?

A. Heat transfer B. Mass transfer C. Momentum transfer D. Energy transfer

94. What is the ratio of momentum diffusivity to thermal diffusivity?

A. Schmidt B. Lewis C. Sherwood D. Prandtl

95. What is the ratio of heat transferred to thermal capacity?

A. Nusselt B. Stanton C. Prandtl D. Reynolds

96. What is used in the Chilton-Colburn analogy for heat and mass transfer?

A. Stanton B. Prandtl C. j-factor D. Schmidt

97. What accounts for the reduction in flow due to the boundary layer?

A. Momentum thickness B. Thermal thickness C. Boundary layer thickness D. Displacement thickness

98. What is the analogy between heat and mass transfer based on?

A. Different B. Analogous C. Unrelated D. Contradictory

99. What is the ratio of turbulent momentum diffusivity to turbulent thermal diffusivity?

A. Turbulent Prandtl number B. Schmidt C. Lewis D. Sherwood

100. What is the ratio of turbulent momentum diffusivity to turbulent mass diffusivity?

A. Prandtl B. Lewis C. Turbulent Schmidt number D. Sherwood

Home Quick Quizzes Medical Colleges

Full Length Papers Free Quiz

For Daily Updates Follow Us

Country Wise Scholarships

🇵🇰 Pakistan's Scholarships 🇺🇸 USA's Scholarships 🇬🇧 UK's Scholarships 🇨🇦 Canada's Scholarships 🇨🇳 China's Scholarships 🇸🇦 Saudi Arabia's Scholarships 🇦🇪 UAE's Scholarships 🇲🇾 Malaysia's Scholarships 🇪🇺 Europe's Scholarships 🇰🇷 South Korea's Scholarships

MBBS BDS in China

"Past Paper and Practice Test Free Quiz"

Entry Tests Preparation

Free Online Quiz

Cadet Colleges Test

Online Practice English Gen Knowledge General Science Intelligence Mathematics

ECAT

Practice Test Chemistry Computer Science English Maths Physics

ECAT FLP 1 ECAT FLP 2

FAST

Entry Test Advanced Maths Analytical Skills Basic Maths English

FAST FLP 1 FAST FLP 2

GIKI

Practice Test English Maths Physics

GIKI FLP 1 GIKI FLP 2

HAT General

HEC Aptitude Test Analytical Reasoning Quantitative Reasoning Verbal Reasoning English

HAT General FLP 1 HAT General FLP 2

HAT Subject

HEC Aptitude Test Agriculture Biotechnology Business Administration Chemical Engineering Chemistry

HAT Subject FLP 1 HAT Subject FLP 2

HEC ETC

USAT A Entry Test USAT COM Entry Test USAT CS Entry Test USAT E Entry Test USAT GS Entry Test USAT M Entry Test

HEC ETC FLP 1 HEC ETC FLP 2

HEC LAT

Practice Test English General Knowledge Islamiat Pak Studies Urdu

HEC LAT FLP 1 HEC LAT FLP 2

IELTS

Practice Test Grammar Reading Vocabulary

IELTS FLP 1 IELTS FLP 2

Intelligence Test

AFNS ISSB PAF Pak Army Age Problem Blood Relations

ISSB Initial Tests

Academic Test Intelligence Test Chemistry English Physics Verbal

ISSB Initial Tests FLP 1 ISSB Initial Tests FLP 2

Join PAF

Academic Test Intelligence Test English Maths Physics Verbal

Join PAF FLP 1 Join PAF FLP 2

KMU CAT

Entry Test Biology Chemistry English Physics

MDCAT

BUMHS Past Papers DUHS Past Papers ETEA Past Papers IBA Past Papers NMDCAT Past Papers NUMS Past Papers PMC Past Papers Practice Test SZABMU Past Papers UHS Past Papers

MDCAT FLP 1 MDCAT FLP 2

NCAT

Practice Test Biology Chemistry English Logical Reasoning Physics

NCAT FLP 1 NCAT FLP 2

NTS

NAT IA Test NAT ICOM Test NAT ICS Test NAT IE Test NAT IGS Test NAT IM Test

NTS FLP 1 NTS FLP 2

NTS GAT General

Aptitude Test Analytical Reasoning Quantitative Reasoning Verbal Reasoning English

NTS GAT General FLP 1 NTS GAT General FLP 2

NTS GAT Subject

Aptitude Test Agriculture Biotechnology Business Administration Chemical Engineering Chemistry

NTS GAT Subject FLP 1 NTS GAT Subject FLP 2

NUST NET

Practice Test English Maths Physics

NUST NET FLP 1 NUST NET FLP 2

OET

Practice Test Grammar Reading Vocabulary

OET FLP 1 OET FLP 2

PU AHS

Entry Test English General Knowledge Islamiat Pak Studies Quantitative Reasoning

PU COM

Entry Test Accounting Commerce Economics English Quantitative Reasoning

PU CSS

Entry Test Computer Science English Maths Physics Quantitative Reasoning

PU E

Entry Test Chemistry English Logical and Analytical Thinking Maths Physics

PU GS

Entry Test English General Science Quantitative Reasoning

PU M

Entry Test Biology Chemistry English Physics Quantitative Reasoning

SZABMU AHS

Entry Test Biology Chemistry English Islamic Studies Pakistan Studies

View All Tests →

Facebook YouTube WhatsApp Instagram

Stay updated with latest news & updates

Aggregate Calculator

Calculate your MDCAT aggregate for MBBS admissions

Calculate Now →