Firefighter Mechanical Aptitude · Question
What type of force opposes the motion or tendency of motion between two surfaces in contact?
Friction is a force that resists the relative motion or tendency for motion of two surfaces in contact.
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Question: What type of force opposes the motion or tendency of motion between two surfaces in contact?
Answer options:
- Tension
- Gravity
- Normal force ✅ Friction
Correct answer: Friction
Explanation: Friction is a force that resists the relative motion or tendency for motion of two surfaces in contact.
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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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