2A652 CDC Volume 2: Test Questions On Aerospace Ground Equipment!

64 Questions | By Dinstaar | Updated: Mar 20, 2022 | Attempts: 3846

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2A652 CDC Volume 2: Test Questions On Aerospace Ground Equipment! - Quiz

Aerospace ground equipment is responsible for supplying the aircraft with electricity, hydraulic pressure, and air pressure. All equipment must meet requirements for a safe and problem-free flight. With this quiz, you must know how many valence electrons are needed to make a good conductor and what is used to control current flow in a circuit. This quiz explains aerospace ground equipment. Good luck to you.

Questions and Answers

1.

How many valence electrons are needed to make a good conductor?
- A.
  
  3
- B.
  
  4
- C.
  
  5
- D.
  
  6
2.

An atom with eight electrons in its outermost shell is said to be
- A.
  
  Free
- B.
  
  Stable
- C.
  
  Valence
- D.
  
  Ionized
3.

"Dielectric" is the term used for
- A.
  
  Conductors
- B.
  
  Insulators
- C.
  
  Doped atoms
- D.
  
  Semi-conductors
4.

"The flow or drift of electrons through a conductor" in the same direction at the same time is the definition of
- A.
  
  Conductivity
- B.
  
  Voltage
- C.
  
  Current
- D.
  
  Valence
5.

The potential difference between two points in a circuit that exerts a force on free electrons is called
- A.
  
  Conductivity
- B.
  
  Voltage
- C.
  
  Current
- D.
  
  Valence
6.

What is used to control current flow in a circuit?
- A.
  
  Voltage
- B.
  
  Coulombs
- C.
  
  Resistance
- D.
  
  Conductivity
7.

Given a voltage of 24 volts and a resistance of 18 ohms in a series circuit, the current through the resistor would be
- A.
  
  .075 amps
- B.
  
  1.33 amps
- C.
  
  133 amps
- D.
  
  750 amps
8.

Total current in a series circuit is equal to the
- A.
  
  Current through one component
- B.
  
  Sum of the current through each component
- C.
  
  Reciprocal of the current through one component
- D.
  
  Reciprocal of the sum of the currents through each component
9.

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 resistance
10.

Source current in a parallel circuit will be divided according to branch
- A.
  
  Voltage
- B.
  
  Powers
- C.
  
  Lengths
- D.
  
  Resistances
11.

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
12.

Total current in a series-parallel circuit remains the same throughout the
- A.
  
  Parallel portion of the circuit and divides according to component resistance in the series portion
- B.
  
  Series part of the circuit and divides according to branch resistance in the parallel portion
- C.
  
  Parallel portion of the circuit and increases according to component resistance in the series portion
- D.
  
  Series part of the circuit and increases according to component resistance in the parallel portion
13.

What is the total current in a series-parallel circuit that has a total voltage of 48 volts (v), a series current of 6 amps (a), one branch current of 2a, and the other branch resistance of 3 ohms?
- A.
  
  3a
- B.
  
  6a
- C.
  
  8a
- D.
  
  12a
14.

The area around a magnet where its influence can be felt is the definition of the
- A.
  
  Saturation principle
- B.
  
  Magnetic theory
- C.
  
  Magnetic field
- D.
  
  Law of attraction and repulsion
15.

The magnetism that remains after the magnetizing force has been removed is known as
- A.
  
  Electromagnetism
- B.
  
  Molecular magnetism
- C.
  
  Permeability
- D.
  
  Residual magnetism
16.

The magnetic field of an electromagnet can be varied by changing the
- A.
  
  Type of core
- B.
  
  Number of turns in the coil
- C.
  
  Amount of current through the coil
- D.
  
  All of the above
17.

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
18.

In a simple generator, which would be the most difficult method 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
19.

The principle behind all electromechanical generation is
- A.
  
  Conduction
- B.
  
  Commutation
- C.
  
  Rectification
- D.
  
  Electromagnetic induction
20.

An inductor stores energy in the form of
- A.
  
  Heat
- B.
  
  Resistance
- C.
  
  A magnetic field
- D.
  
  An electrostatic field
21.

The process by which a current change in one coil produces a voltage in another coil is called
- A.
  
  Inductance
- B.
  
  Self-induction
- C.
  
  Mutual induction
- D.
  
  None of the above
22.

A transformer will change all of the following except
- A.
  
  Power
- B.
  
  Current
- C.
  
  Voltage
- D.
  
  Resistance
23.

Normally, the winding of a transformer that is connected to a power source is known as the
- A.
  
  Field winding
- B.
  
  Primary winding
- C.
  
  Current winding
- D.
  
  Secondary winding
24.

A relay is an electrically operated
- A.
  
  Meter
- B.
  
  Motor
- C.
  
  Switch
- D.
  
  Safety device
25.

A relay that once energized, requires a second coil to be energized before the contacts will return to their original positions is called a
- A.
  
  Locking relay
- B.
  
  Latching relay
- C.
  
  Timing relay
- D.
  
  Tripping relay