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  5. ASVAB Section 4: Automotive and Shop Information

Free ASVAB Section 4: Automotive and Shop Information Exam Braindumps (page: 27)

Page 26 of 52
PDF with 206 Questions

The piston of an internal combustion engine fits inside the _______________.

  1. crankshaft
  2. cylinder
  3. radiator
  4. brake drum

Answer(s): B

Explanation:

The piston is the object inside the engine that moves up and down inside the cylinder to produce the power needed.



The flywheel is attached to the __________________.

  1. crankshaft
  2. carburetor
  3. radiator
  4. differential

Answer(s): A

Explanation:

The flywheel is used to keep the engine running smoothly inasmuch as it has a tendency to smooth out the individual power surges generated by the various cylinders firing the fuel charge. The flywheel is attached to the crankshaft.



There are four types of fuel injection used in cars today. They are throttle body injection, multi-port injection, direct injection, and .

  1. a manual continuous electronic flow injection
  2. sequential fuel injection
  3. automatic circuitous injection
  4. manual intermittent injection

Answer(s): B

Explanation:

The four types of fuel injection used in cars today are throttle body injection, multi-port injection, direct injection, and sequential fuel injection.



Most automobile engines are __________________.

  1. two-stroke cycle engines
  2. three-stroke cycle engines
  3. four-stroke cycle engines
  4. six-stroke cycle engines

Answer(s): C

Explanation:

Lawn mowers and outboard engines are two-cycle. They are used wherever horsepower is needed in a lightweight package. They run very fast in order to produce power. Four-cycle engines are used in automobiles, where various conditions exist and load variations are greater. One exception is the rotary or Wankel engine, which uses a rotary design to convert pressure into rotating motion instead of using reciprocating pistons.






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