2A652 (Age Journeyman) Volume 2, Edit Code 6

56 Questions | Attempts: 125
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2A652 Quizzes & Trivia

2A652 vol 2 Ed. 6


Questions and Answers
  • 1. 
    (201) Every atom must contain these types of particles.
    • A. 

      Electrons and protons.

    • B. 

      Electrons and neutrons.

    • C. 

      Protons and neutrons.

    • D. 

      Electrons, protons, and neutrons.

  • 2. 
    (201) Up to how many valence electrons are needed to make a good conductor?
    • A. 

      3.

    • B. 

      4.

    • C. 

      5.

    • D. 

      6.

  • 3. 
    (201) The term "dielectric" is used to describe
    • A. 

      Conductors.

    • B. 

      Insulators.

    • C. 

      Doped atoms.

    • D. 

      Semi-conductors.

  • 4. 
    (202) This defines the flow or drift of electrons through a conductor in the same direction at the same time.
    • A. 

      Conductivity.

    • B. 

      Voltage.

    • C. 

      Current.

    • D. 

      Valence.

  • 5. 
    (202) This is used to control current flow in a circuit.
    • A. 

      Voltage.

    • B. 

      Coulombs.

    • C. 

      Resistance.

    • D. 

      Conductivity.

  • 6. 
    (202) The relationship of voltage, current, and resistance is expressed through
    • A. 

      E, I, and C formula.

    • B. 

      Power formulas.

    • C. 

      Conductance.

    • D. 

      Ohm’s Law.

  • 7. 
    (203) Total current in a series circuit
    • A. 

      Remains the same throughout the circuit.

    • B. 

      Is the sum of the current through each component.

    • C. 

      Is the reciprocal of the current through one component.

    • D. 

      Is the reciprocal of the sum of the currents through each component.

  • 8. 
    (203) In a series circuit, what is the wattage of a circuit with 28 volts applied and a total resistance of .2 ohms?
    • A. 

      .14 watts (w).

    • B. 

      .14 kilowatts (kw).

    • C. 

      3.92 w.

    • D. 

      3.92 kw.

  • 9. 
    (203) What is the voltage drop in a series circuit with a power rating of 9.68 watts, resistances of .55 kilo ohms, 4 k ohms, and 450 ohms, and current flow through the resistors of 44 milliamp (ma), 44 ma, and 44 ma?
    • A. 

      20 volt (v).

    • B. 

      220v.

    • C. 

      425v.

    • D. 

      441v.

  • 10. 
    (204) In a parallel circuit, the total voltage is equal to the
    • A. 

      Sum of the voltages across each branch.

    • B. 

      Voltage across each resistor.

    • C. 

      Voltage across each branch.

    • D. 

      The reciprocal of the voltage across the resistances.

  • 11. 
    (204) Source current in a parallel circuit will be divided according to each branch’s
    • A. 

      Voltage.

    • B. 

      Power.

    • C. 

      Length.

    • D. 

      Resistance.

  • 12. 
    (204) What is the total resistance of a parallel circuit with branch voltages of 440 volt (v) and 440v and branch currents of 4 amp (a) and 16a?
    • A. 

      11 ohms.

    • B. 

      22 ohms.

    • C. 

      44 ohms.

    • D. 

      68.75 ohms.

  • 13. 
    (205) The area around a magnet where its influence can be felt, is defined as the
    • A. 

      Magnetic theory.

    • B. 

      Saturation principle.

    • C. 

      Magnetic field.

    • D. 

      Law of attraction and repulsion.

  • 14. 
    (206) The electromechanical generation of a voltage requires a magnetic field, relative motion, and
    • A. 

      A complete circuit.

    • B. 

      A conductor.

    • C. 

      An insulator.

    • D. 

      A load.

  • 15. 
    (206) In a simple generator, which would be the most difficult method used to increase the output?
    • A. 

      Increase the area of the conductor.

    • B. 

      Increase the amount of motion.

    • C. 

      Increase the strength of the magnetic field.

    • D. 

      Increase the relative resistance.

  • 16. 
    (206) The principle behind all electromechanical generation that many aerospace equipment devices have as their basis is
    • A. 

      Conduction.

    • B. 

      Commutation.

    • C. 

      Rectification.

    • D. 

      Electromagnetic induction.

  • 17. 
    (206) The function of the commutator in a direct current (DC) generator is to
    • A. 

      Complete the circuit to the load.

    • B. 

      Induce DC into the external circuit.

    • C. 

      Rectify the input.

    • D. 

      Change alternating current (AC) voltage to DC voltage.

  • 18. 
    In which form does an inductor store energy as an electromagnetic device?
    • A. 

      Heat.

    • B. 

      Resistance.

    • C. 

      Magnetic field.

    • D. 

      Electrostatic field.

  • 19. 
    (207) When direct current is applied to an inductor reaches maximum, and is steady, the magnetic field around the inductor will.
    • A. 

      Collapse.

    • B. 

      Stop expanding.

    • C. 

      Start to decrease slowly.

    • D. 

      Continue to expand slowly.

  • 20. 
    (207) The process by which a current, or voltage, change in one coil produces a varying current in another coil is called
    • A. 

      Inductance.

    • B. 

      Self-induction.

    • C. 

      Mutual induction.

    • D. 

      Inductive reactance.

  • 21. 
    (208) A step-up transformer has this many turns of a wire in the secondary windings over the primary windings.
    • A. 

      Equal.

    • B. 

      Less.

    • C. 

      More.

    • D. 

      None.

  • 22. 
    (209) Basically, a relay is an electrically operated
    • A. 

      Meter.

    • B. 

      Motor.

    • C. 

      Switch.

    • D. 

      Safety device.

  • 23. 
    (209) Once energized, a relay requires a second coil to be energized before the contacts will return to their original positions. This is called a
    • A. 

      Locking relay.

    • B. 

      Latching relay.

    • C. 

      Timing relay.

    • D. 

      Tripping relay.

  • 24. 
    (210) A capacitor stores energy in the form of
    • A. 

      Heat.

    • B. 

      Resistance.

    • C. 

      A magnetic field.

    • D. 

      An electrostatic field.

  • 25. 
    (210) In a capacitor, the dielectric is also known as the
    • A. 

      Outer case.

    • B. 

      Positive lead.

    • C. 

      Insulator.

    • D. 

      Conductor.

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