Free ASVAB Section 5: Electronic Information Exam Braindumps (page: 7)

Page 6 of 46

Two electrical wires run to a machine. One wire is 6mm thick, and the other is 3mm thick. For the two wires to carry the same current, the larger wire ____________.

  1. requires less voltage
  2. requires more voltage
  3. requires the same voltage
  4. It can’t be determined from the information given.

Answer(s): A

Explanation:

Larger wires require less electrical pressure to run current.



Which of the following isn’t a component of a DC motor?

  1. rotor bars
  2. armature
  3. field poles
  4. yoke

Answer(s): A

Explanation:

Rotor bars are found only on AC induction motors.



A current passed through a muscle in the human body causes the muscle to contract. This is known as _________________.

  1. the chemical effect of current
  2. the biological effect of current
  3. the magnetic effect of current
  4. the physiological effect of current

Answer(s): D

Explanation:

The ability of current to contracts muscles is called the physiological effect.



In a closed electrical circuit ____________.

  1. one terminal is always positive, and one terminal is always negative.
  2. both terminals can be positive.
  3. both terminals can be negative.
  4. terminals are neither positive nor negative.

Answer(s): A

Explanation:

In a closed circuit, one terminal is always positive, and the other is always negative.






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