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ASVAB Mechanical Comprehension| Exam REVIEW 2024/2025| Questions and Answers $8.99   Add to cart

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ASVAB Mechanical Comprehension| Exam REVIEW 2024/2025| Questions and Answers

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ASVAB Mechanical Comprehension| Exam REVIEW 2024/2025| Questions and Answers **1. What is the purpose of a lever?** To amplify force and make it easier to lift heavy objects. **2. In which type of simple machine is a wheel and axle system used?** To reduce friction and help move objects...

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  • October 11, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ASVAB
  • ASVAB
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AceTests
ASVAB Mechanical Comprehension|
Exam REVIEW 2024/2025| Questions and
Answers
**1. What is the purpose of a lever?**

To amplify force and make it easier to lift heavy objects.



**2. In which type of simple machine is a wheel and axle system used?**

To reduce friction and help move objects more easily.



**3. If a gear is larger than another gear, what effect does it have on the smaller gear when they

are meshed together?**

The larger gear will turn the smaller gear at a slower speed but with greater torque.



**4. What does the term "friction" refer to in mechanics?**

The resistance that one surface or object encounters when moving over another.



**5. What is the mechanical advantage of a pulley system?**

It allows you to lift heavier loads with less force.



**6. If a force of 10 N is applied to a lever arm of 2 meters, what is the torque produced if the

force is applied at a right angle to the lever?**

20 Nm (Newton-meters).

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, **7. In hydraulic systems, what principle allows a small force applied at one point to generate a

larger force at another point?**

Pascal's principle (or Pascal's law).



**8. What type of simple machine is an inclined plane?**

A flat surface that is tilted at an angle to help raise objects.



**9. If you double the radius of a wheel, how does it affect the circumference?**

The circumference also doubles.



**10. In a circuit, what does the term "voltage" refer to?**

The electrical potential difference that drives current through the circuit.



**11. If a car travels at a constant speed of 60 mph for 2 hours, how far has it traveled?**

120 miles.



**12. What is the function of a capacitor in an electrical circuit?**

To store and release electrical energy.



**13. When an object is in free fall, what is the acceleration due to gravity near the Earth's

surface?**



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