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ASVAB Mechanical Comprehension Practice Test
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ASVAB Mechanical Comprehension Practice Test
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25 Questions

1. In a lever, the distance from the force to the fulcrum.
2. A farmer is attempting to pull a log with a line of rope attached to a tractor. Where should she watch for breakage on the rope?
3. Which of the following controls an automatic sump pump?
4. What's the formula of the mechanical advantage of using a lever?
5. A lever
6. You're trying to replace a flat. How much torque are you applying to a wheel nut if you're applying 40 pounds with a wrench measuring 9'?
7. A 3-inch-diameter flanged pipe with six holes is being fitted to a base with six holes. What's the maximum number of degrees the pipe must be rotated in order to line up the holes?
8. The measure of the quantity of matter in an object is its
9. A perfectly efficient machine
10. A 600-pound weight is placed on a 10-pound board that has been evenly balanced between two scales. How much does the left measure if the weight is 2/3 closer the left than to the right?
11. Jeremy chucks a baseball as far as he can. His arm is operating as a
12. What's the formula of work?
13. Not including friction, a stationary single pulley gives a mechanical advantage of
14. A block and tackle is used to lift a truck engine with a weight of nearly 7,406 newtons. The input force required to lift this weight using the block and tackle is 308.6 newtons. What is the mechanical advantage of block and tackle?
15. Energy in moving electrons
16. If a 200-pound barrel must be lifted 4 feet to the bed of a box truck, an inclined plane will reduce the amount of effort required to move the barrel by half if the incline plane is
17. In a lever, the point where you apply force.
18. Which of the tanks will overfill if the pipe connecting to tank A is 7 gallons/minute, the pipe connecting tank A and B are 8 gallons/minute, the pipe connecting tank B and C are 9 gallons/minute and finally the pipe connecting pipe C that is 3 gallons/minute?
19. How is a wedge different from an inclined plane?
20. What's the formula of the mechanical advantage of using a lever?
21. A machine made up of two or more simple machine working together. What kind of machine is this?
22. A 180 pound person dives off of a 30 foot cliff. What is their velocity as they enter the water?
23. The shock absorber on a car is a very large spring. If Abra's car hits a pothole with 600 pounds of force and the shock absorber compresses 3 inches, what is its spring constant in pounds per inch?
24. Wheel A has a diameter of 9 ft. Wheel B has a diameter of 12 ft. If both wheels revolve at the same rate, Wheel B will cover a linear distance of 24 ft.
25. What's the formula of a lever reduces the amount of effort?