PE MECHANICAL: MACHINE DESIGN AND MATERIALS

Principles | Morning Breath Exam (40 Questions)
A. Basic Engineering Practice (Questions: 9)
  1. Engineering terms and symbols
  2. Interpretation of technical drawings
  3. Quality assurance/quality control (QA/QC)
  4. Project management and economic analysis
  5. Units and conversions
  6. Design methodology (e.g. identifying requirements, risk assessment, verification/validation)
B. Engineering Science and Mechanics (Questions: 10)
  1. Statics (e.g., free body diagrams, friction, centroids, inertia)
  2. Kinematics (e.g., linear/rotational motion, velocity, acceleration)
  3. Dynamics (e.g., particle and rigid body)
C. Material Properties (Questions: 8)
  1. Physical (e.g. density, melting point, optical)
  2. Chemical (e.g. corrosion, alloys, oxidation)
  3. Mechanical: Time-Independent behavior(e.g. modulus, hardness, thermal expansion)
  4. Mechanical: Time-Dependent behavior(e.g. creep, viscoelastic, thermal conductivity)
D. Strength of Materials (Questions: 10)
  1. Stress/Strain (e.g. tension, compression, torsion)
  2. Shear
  3. Bending
  4. Buckling
  5. Torsion
  6. Fatigue theory
  7. Failure theories (e.g. Von Mises, maximum shear stress)
E. Vibrations (Questions: 3)
  1. Natural frequencies and acoustics(e.g., for linear, bending and torsional)
  2. Damping (e.g., frequency, damping ratio, critical damping)
  3. Forced vibrations (e.g., magnification factor, transmissibility, balancing, isolation)
Applications | Afternoon Exam (40 Questions)
A. Mechanical Components (Questions: 18)
  1. Pressure vessels and piping (e.g., thick/thin wall)
  2. Bearings (e.g., journal, ball, roller, lubrication, life-load relationships)
  3. Gears (e.g., spur, bevel, helical, planetary, speed and torque ratios)
  4. Springs (e.g., helical, torsion, leaf, stiffness, deflection)
  5. Dampers (e.g. types, selection)
  6. Belts, pulleys, and chains (e.g., flat/V, wire rope, roller chain, sprockets)
  7. Clutches and brakes (e.g., disc/drum brake, flat plate/cone clutch)
  8. Power screws (e.g., lifting and lowering torque, locking conditions)
  9. Shafts and keys (e.g., torsion, bending, static/fatigue failure, stress risers)
  10. Mechanisms (e.g., linkages, cams, slider cranks, levers, force analysis, mechanical advantage, kinetic analysis)
  11. Mechatronics (e.g., electro-mechanical interfaces, sensors, basic circuits, basic controls)
  12. Hydraulic and pneumatic components (e.g. pumps, cylinders and presses)
  13. Motors and engines (e.g. energy conservation, efficiency)
B. Joints and Fasteners (Questions: 12)
  1. Welding and brazing (e.g., types, symbols, stress analysis)
  2. Bolts, screws, and rivets (e.g., grade/class, preload, bolt group force analysis)
  3. Adhesives and soldering (e.g., butt, lap, glue, epoxy, analysis)
C. Supportive Knowledge (Questions: 10)
  1. Manufacturing processes (e.g., machining, molding, heat treatment)
  2. Fits and Tolerances
  3. Codes and Standards
  4. Computational methods and their limitations (e.g. FEA, CAE)
  5. Testing and instrumentation
Review per NCEES syllabus of May 2019