Firefighter Mechanical Aptitude · Question
Consider two identical gears engaged. If one gear rotates clockwise, the other will rotate:
When two gears are meshed, their teeth interlock, causing them to rotate in opposite directions. If one turns clockwise, the other must turn counter-clockwise.
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Question: Consider two identical gears engaged. If one gear rotates clockwise, the other will rotate:
Answer options: ✅ Counter-clockwise
- Clockwise
- In the same direction but slower
- In the same direction but faster
Correct answer: Counter-clockwise
Explanation: When two gears are meshed, their teeth interlock, causing them to rotate in opposite directions. If one turns clockwise, the other must turn counter-clockwise.
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- Scenario 1: Which simple machine uses a fulcrum to multiply force or change the direction of force?
- Scenario 2: If a hydraulic jack has a small piston with an area of 5 cm² and a large piston with an area of 50
- Scenario 3: Which of the following would require the MOST force to move?
- Scenario 4: A rope is tied to a heavy box. Instead of pulling the box directly, a firefighter wraps the rope a
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