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

56 Questions | By WasonGMan | Updated: Mar 20, 2022 | Attempts: 125

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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.