220 exam Flashcards

(29 cards)

1
Q

which aircraft component converts mechanical energy from the engine to electrical energy

A

Generator

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2
Q

the main purpose of a dc generator in aircraft system is to supply

A

Direct Current

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3
Q

in the generator cutaway images, which component rotates inside the magnetic field

A

Rotor

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4
Q

the stationary part of a generator

A

stator

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5
Q

which component shownn contacting the commuuutator allows cuurtrent to flow to the external circuit

A

Brushes

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6
Q

The commutator is used to

A

Convert AC to DC

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6
Q

Which generator type uses slip ring instead of commutator

A

AC generator

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7
Q

IN the generator diagrams the magnetic field is produced by the

A

Field windings

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8
Q

which part of the generator is directly driven by the engine accessory gear box

A

Rotor

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8
Q

which component suupports the rotor mechanically

A

Bearings

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9
Q

Which electrical principle is Demonstrated by the rotating coil in a magnetic field?

A

Induction

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9
Q

The purpose of the field windings is to:

A

Create magnetic field

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9
Q

The output of a DC generator without a commutator

A

AC

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10
Q

Which component converts mechArical rotation into
carries current to the aircraft electrical

A

Generator

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11
Q

which part carries current to the aricraft electtrical system

A

brushes

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12
Q

Which generator tyPe is more common in modern aircraft?

12
Q

The magnetic field strength in a generator is controlled by:

A

Field Current

12
Q
  1. The generatOr housing primarily:
A

Supports and protects components

13
Q

Electrical output increases when:

A

Rotor speed increases

14
Q

. Which part prevents electrical contact between rotating and stationary parts?

15
Q

The main difference between AC and DC generators is the:

A

method of current collection

16
Q

The current produced in the Armature wi
dings is due to

A

Magnetic induction

17
Q

Which component requires periodic inspection due to
wear?

18
Q
  1. Generator output must be controlled to maintain:
A

Voltage stability

19
Which diagram illustrates the direction of current flow?
Schematic diagram
20
Which aircraft system relies on the generator for continuous operation?
Electrical system
20
The rotating magnetic field induces voltage in the:
Armature conducters
21
The generator is classified as engine-driven because it:
Mechanically driven by the engine
22
Generators are essential because they:
Generate electrical energy during flight