EIT Cheat Sheet 2026

The 30 highest-yield EIT facts, distilled from real exam questions. Print it, save it as a PDF, or study it here β€” free, no sign-up.

  1. What is ∫(2x + 5)dx? β†’ xΒ² + 5x + C
  2. In fluid statics, the center of pressure on a submerged vertical surface is located: β†’ Below the centroid
  3. What is the phase relationship between voltage and current in a pure inductor? β†’ Voltage leads current by 90Β°
  4. What is the result of the bitwise AND of binary 1100 and 1010? β†’ 1000
  5. What is the moment of inertia of a solid cylinder (mass M, radius R) about its central axis? β†’ Β½MRΒ²
  6. What theorem states that any linear two-terminal circuit can be replaced by a single voltage source and series resistance? β†’ Thevenin's Theorem
  7. What is the determinant of the matrix [[2,3],[1,4]]? β†’ 5
  8. The crystal structure of iron (Fe) at room temperature is: β†’ Body-centered cubic (BCC)
  9. Which principle is violated when an engineer takes credit for another person's design work? β†’ Intellectual honesty and attribution
  10. A truss member in compression will fail by which mechanism at long lengths? β†’ Euler buckling
  11. What is the term for the ratio of stress to strain below the proportional limit? β†’ Young’s modulus
  12. The parallel axis theorem states that I = I_cm + ? β†’ mrΒ²
  13. The 4th-order Runge-Kutta method is primarily used to numerically solve: β†’ Ordinary differential equations with initial conditions
  14. Which type of bond results from the sharing of electrons between two atoms? β†’ Covalent bond
  15. Avogadro's number (6.022 Γ— 10Β²Β³) represents the number of entities in: β†’ One mole of a substance
  16. A Pitot tube measures: β†’ Stagnation (total) pressure
  17. The maximum power transfer theorem states maximum power is delivered when: β†’ Load impedance = supply impedance conjugate
  18. What is the decimal equivalent of the binary number 1101? β†’ 13
  19. Which analysis method compares alternatives by converting all costs to an equivalent annual amount? β†’ Annual Worth (AW) method
  20. Which depreciation method results in higher depreciation in early years of asset life? β†’ Modified Accelerated Cost Recovery System (MACRS)
  21. What does the Euler number represent in fluid mechanics? β†’ Ratio of pressure forces to inertial forces
  22. What is the Mach number of a flow with velocity 340 m/s in air where the speed of sound is 340 m/s? β†’ 1.0
  23. The atomic number of an element represents the number of: β†’ Protons in the nucleus
  24. What is the time constant Ο„ of an RC series circuit? β†’ RC
  25. At resonance in a series RLC circuit, the impedance is: β†’ Minimum (equal to R)
  26. Inflation affects engineering economic analysis primarily by: β†’ Reducing the real purchasing power of future cash flows
  27. The stoichiometry of the combustion of methane (CHβ‚„) with oxygen is: β†’ CHβ‚„ + 2Oβ‚‚ β†’ COβ‚‚ + 2Hβ‚‚O
  28. Which type of flow has fluid layers moving parallel to each other without mixing? β†’ Laminar flow
  29. For open-channel flow, the Froude number Fr = 1 indicates: β†’ Critical flow
  30. The inverse Laplace transform of 1/sΒ² is: β†’ t