Level 4 Applied Technology

Sample Item

Your industrial services company has been hired to deliver a small but heavy gearbox. The container is too small to justify renting a large truck and too heavy for the company's pickup truck. You decide to rent a heavy-duty utility trailer and pull it with the pickup truck.

At which spot, labeled 1 – 5, on the trailer shown should you place the container to pull the load most easily and safely?

1. 1
2. 2
3. 3
4. 4
5. 5

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Why this is a Level 4 item:

• Examinees must use the principles of leverage and understand the interaction of forces on the tongue of the trailer.
• The problem involves two simple systems (the truck and the trailer) working together to create a moderately complex system.
• Examinees must apply basic principles (of mechanics) that may not be obvious.
• Examinees must understand the operation of a moderately complex system.
• Examinees must identify the best solution after eliminating other possibilities.

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Other sample items
Level 3 | Level 4 | Level 5 | Level 6

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