2101 - MIDTERM

Question 1

It consist of magnetic circuit consists of a permanent multi-pole rotating magnet, a soft iron core, and pole shoes

Answer 1

Magneto circuit

Question 2

Low-voltage is generated in the magneto and flows to the primary winding of a transformer coil located near the spark plug.

Answer 2

Low tension magneto

Question 3

The secondary coil is made up of a winding containing approximately how many turns?

Answer 3

13000 turns

Question 4

A magnetic field consists of invisi­ble lines called

Answer 4

Lines of magnetic flux

Question 5

The magnetic field produced by a con­ductor by sprinkling iron filings on a plate that sur­rounds a current-carrying conductor.

Answer 5

Electromagnetism

Question 6

if a conductor is moved through the lines of mag­netic flux that pass between the poles of a magnet, a flow of electrons is induced in the conductor. This is called _______

Answer 6

Electro Magnetic inductor

Question 7

The ends of the magnet are called

Answer 7

Poles

Question 8

Is anelectrical generatorthat convertsmechanical energytoelectrical energyin the form ofalternating current.

Answer 8

Alternator

Question 9

The magnetic circuit consists of a permanent multi-pole rotating magnet, a soft iron core, and ____

Answer 9

Pole shoe

Question 10

Before a spark plug can be removed, the ignition harness lead must be_____

Answer 10

Disconnected

Question 11

Flange-mounted magnetos are attached to the engine by a flange around the driven end of the rotating shaft of the magneto.

Answer 11

Magneto mounting system

Question 12

The number of lines of flux that loop through a mag­net is an indication of a magnet’s strength. One line of flux is called one.

Answer 12

Maxwell

Question 13

13. What is the meaning of EMF.?

Answer 13

Elecrtromotive force

Question 14

A special type of engine-driven alternate current (AC) generator, uses a permanent magnet as a source of energy.

Answer 14

Magneto

Question 15

A type of starter with a kinetic energy is energy possessed by a body by virtue of its state of motion, which may be movement along a line or spinning action. In the inertia starter, energy is stored slowly during an energizing process by a manual hand crank or electrically with a small motor.

Answer 15

inertia starter

Question 16

Who is the English inventor who discover electric current flowing through a conductor creates a magnetic field around the conductor, there was considerable scientific speculation regarding whether or not a magnetic field could create current flow.

Answer 16

Michael faradays

Question 17

The north poles magnet is labeled as___

Answer 17

N

Question 18

The measure of ease with which lines of flux travel through a material is referred to as a material

Answer 18

Permeability

Question 19

The ______consists of a set of breaker contact points, a condenser, and an insulated coil.

Answer 19

Primary electrical circuit

Question 20

Spark plugs should be removed for inspection and servicing at the intervals recommended by the____

Answer 20

Manufacturer

Question 21

One rotating magnet and a cam are common to two sets of breaker points and coils. Two separate distributor units are mounted in the magneto

Answer 21

Single and Dual high tension system magneto

Question 22

The South poles magnet is labeled as___

Answer 22

S

Question 23

Consists of two brushes, two brush springs, and brush holders.

Answer 23

Rotor

Question 24

Is a method of starting aninternal combustion engine, usually on small machines, such aslawn mowers,chainsaws,ultralight aircraft, smalloutboard motorsand portableengine-generators.

Answer 24

pullcord starter

Question 25

It can be divided, for purposes of discussion, into three distinct circuits: magnetic, primary electrical, and secondary electrical circuits

Answer 25

High tension magneto

Question 26

Also Known as Coffman starter

Answer 26

Shotgun starter

Question 27

An alternator rotor consists of a wire coil wound on an iron spool between two heavy iron segments with interlacing fingers.

Answer 27

Rotor

Question 28

It is an aircraft magneto that incorporates a single drive source powering two magnetos

Answer 28

Dual

Question 29

It contains the ignition harness contains an insulated wire for each cylinder that the magneto serves in the engine.

Answer 29

Ignition Harness

Question 30

The type of switch used varies with the number of engines on the aircraft and the type of magnetos used.

Answer 30

Ignition switch

Question 31

It is any piece of equipment that converts mechanical energy into electrical energy by electromagnetic induction. Generator

Answer 31

Generator

Question 32

It is one way to determine the direction of the induced EMF.

Answer 32

Left hand rule

Question 33

As the rotor turns, the load current is induced into stationary stator coils

Answer 33

Starter

Question 34

The magneto generates electrical power by the engine rotating the permanent magnet and inducing a current to flow in the ____

Answer 34

Coil winding

Question 35

The circuit contains the secondary windings of the coil, distributor rotor, distributor cap, ignition lead, and spark plug

Answer 35

Secondary electrical circuit

Question 36

8 TYPES OF AIRCRFAFT STARTER

Answer 36

Inertia Direct hand cranking Pullcord Coffman Electrical Pneumatic DC electric motor Starter generator

Question 37

two ways to complete the primary circuit

Answer 37

Through close breaker points to ground Through close ignition switch to ground

Question 38

In the inertia starter, energy is stored slowly during an energizing process by a manual hand crank or electrically with a small motor.

Answer 38

TRUE

Question 39

The starter must turn the engine up to a speed that provides enough electricity through the engine for fuel to be ignited. Then, the starter must continue to help the engine accelerate to a self-sustaining speed. Turbine engine starters have a critical role in starting of the engine.

Answer 39

FALSE

Question 40

Reciprocating engines need only to be turned through at a relatively slow speed until the engine starts and turns on its own

Answer 40

TRUE

Question 41

If the starter turns the turbine engine up to a self-sustaining speed, the engine start process will not be successful.

Answer 41

TRUE

Question 42

A starter is an electromechanical mechanism capable of developing large amounts of mechanical energy that can be applied to an engine, causing it to rotate. Reciprocating engines need only to be turned through at a relatively slow speed until the engine starts and turns on its own

Answer 42

TRUE