Practice Quiz

ASVAB Science and Tech Practice Questions - Question List

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26. A farmer places a sprinkler on top of a platform in the middle of a field. Water is pumped to the sprinkler from a water supply tank. The spray from the sprinkler, however, does not reach the edges of the field.Which of the following should the farmer do to increase the range of the sprinkler?
  1. Place the sprinkler at ground level.
  2. Reduce the diameter of the sprinkler nozzle
  3. Move the water supply tank closer to the field.
  4. Increase the diameter of the water supply tank.
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27. A manufacturing company wants to increase its production. Which of the following is the best reason why the company should consider using robotic systems?
  1. Robotic systems are easy to operate.
  2. Robotic systems can function continuously.
  3. Robotic systems are inexpensive to purchase.
  4. Robotic systems are more intelligent than human workers.
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28. How many views are usually necessary in order to describe an object using an orthographic projection?
  1. 1 or 2
  2. 2 or 3
  3. 4 or 5
  4. 5 or 6
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29. DC voltage sources have a positive (+) terminal and a negative (-) terminal. Which of the following statements explains why AC voltage sources do not have positive and negative terminals?
  1. AC voltage at each terminal is always changing.
  2. AC current does not involve charged particles.
  3. AC current is safe and warning labels are not needed.
  4. AC voltage at each terminal is always higher than ground.
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30. Which of the following is considered a nonrenewable energy source?
  1. sunlight
  2. uranium
  3. wind
  4. wood
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