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IBEW Cheat Sheet 2026

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

33 questions
46 min time limit
65.00% to pass
  1. A conduit run requires 4 sections of pipe. The sections measure 8ΒΎ ft, 6Β½ ft, 11ΒΌ ft, and 9 ft. What is the total length? β†’ 35 ft
  2. How much money did Moen make on average each month from January to June? β†’ Β£9,167
  3. What is the perimeter of a square with a side length of 7 feet? β†’ 28 ft
  4. A project uses 3 times as much copper wire as aluminum wire. If 480 feet of wire are needed in total, how many feet of copper wire are needed? β†’ 360 ft
  5. Expand: (3x - 2)(3x + 2) β†’ 9xΒ² - 4
  6. How many square feet are in 1 square yard? β†’ 9 sq ft
  7. A scale drawing uses a scale of 1 inch = 4 feet. If a wall is 9 inches on the drawing, how long is the actual wall? β†’ 36 ft
  8. Which of the following statements best describes the effect of friction in a real-world pulley system? β†’ Friction requires the actual effort force to be greater than the ideal effort force.
  9. Which number comes next: 4, 9, 16, 25, 36, ___? β†’ 49
  10. The perimeter of a rectangular electrical panel is 54 inches. The length of the panel is 3 inches less than twice its width. What is the width of the panel? β†’ 10 inches
  11. What is the next number in the series: 4, 8, 16, 32, 64, ___? β†’ 128
  12. What is the following digit in this sequence? 1, 5, 9, 13, 17, _ β†’ 21
  13. A spool of wire contains 500 feet and weighs 15 pounds. How much does a 200-foot section of the same wire weigh? β†’ 6 pounds
  14. Convert 7/8 to a decimal. β†’ 0.875
  15. Identify the next term: 7, 14, 28, 56, 112, ___? β†’ 224
  16. An electrician completes 2/5 of a job on Monday and 1/3 on Tuesday. What fraction of the job remains? β†’ 4/15
  17. Simplify: 4(2x - 3) - 2(x + 5) β†’ 6x - 22
  18. Out of 240 workers on a job site, 15% are apprentices. How many apprentices are there? β†’ 36
  19. Find the next term: 2, 4, 3, 9, 4, 16, 5, ___? β†’ 25
  20. Solve: 7 - 2x = 3x - 8 β†’ x = 3
  21. What is the next number: 2, 6, 18, 54, 162, ___? β†’ 486
  22. A 120-volt circuit has resistance R. Using V = IR with I = 15 amps, which equation correctly solves for R? β†’ R = 120/15 = 8 ohms
  23. Factor the sum of cubes: 8xΒ³ + 27 β†’ (2x + 3)(4xΒ² - 6x + 9)
  24. Which word is the antonym of TRANSPARENT? β†’ Opaque
  25. Which would be HARDER to turn with the same force: a small-diameter valve wheel or a large-diameter valve wheel? β†’ The small wheel, because it has less mechanical advantage
  26. How many of the cancelled flights in February originated from Gatwick Airport? β†’ 25%
  27. To solve for a variable in a circuit, you need to factor the expression nΒ² + 8n - 48. What is the correct factored form? β†’ (n - 4)(n + 12)
  28. Two resistors of 6Ξ© and 3Ξ© are connected in parallel. Using the formula 1/R_total = 1/R₁ + 1/Rβ‚‚, what is the total resistance? β†’ 2 Ξ©
  29. A compound pulley uses 5 rope segments to support a 500-lb load. How much effort force is needed (ignoring friction)? β†’ 100 lbs
  30. If f(x) = 4x - 3 and g(x) = x + 5, what is f(g(2))? β†’ 25
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