Firefighter Mechanical Aptitude · Question
Where is the centre of gravity typically located for a completely empty, uniformly constructed fire truck?
For heavy vehicles designed for stability, the centre of gravity is engineered to be as low and central as possible to reduce the risk of tipping, especially du
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Question: Where is the centre of gravity typically located for a completely empty, uniformly constructed fire truck?
Answer options:
- At the very top of the cab
- Slightly above the front axle
- In the geometric centre of the truck ✅ Low and centrally located for stability
Correct answer: Low and centrally located for stability
Explanation: For heavy vehicles designed for stability, the centre of gravity is engineered to be as low and central as possible to reduce the risk of tipping, especially during turns or on uneven terrain.
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Question explanations
- 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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