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M3 > green > Flashcards

green Flashcards

1
Q

They did spot being exerted between amber and other objects. This effect called?

A

Triboelectric effect

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2
Q

If an insulator is rubbed, electrical charges are separated and voltage is generated

A

Static Electricity

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2
Q

The voltage can reach high values up to the ______

A

kV Range or kilo volts range

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3
Q

Staff working with such electronic components usually wear

A

electrostatic strap or bonding braid around the wrist

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4
Q

Can be produced by contact, friction or influence

A

Static Electricity

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5
Q

Static Electricity usually occur

A

When the ambient humidity is high

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6
Q

It is the generation of high voltages by friction but no current will flow

A

Static Electricity

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7
Q

Deformed by using pressure

A

Piezo Crystal

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8
Q

With certain crystals positive or negative charges and therefore voltage is generated.

A

Piezoelectric

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9
Q

The voltage that always produce DC is?

A

heat

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10
Q

The increase mobility of electrons produce by?

A

By Heat

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11
Q

The force required to separate, which is stored by the electron as potential energy during its escape from the metal surface?

A

Electric Potential

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12
Q

Thermocouple are used to measure temperature range from?

A

-200 deg C to 2300 deg C

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13
Q

In Aviation, ______________ are mainly used to measure EGT temperature of engines

A

Thermocouple

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14
Q

It is the part of the circuit where the thermocouple is connected?

A

Hot junction

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15
Q

The part in the indicator is connected

A

Cold junction

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16
Q

The separation of electrons from metal bonding

A

Electron emission

17
Q

For the compensate the different length with the resulting of different resistance, a variable resistor is installed which must be calibrated?

A

Balancing Resistor

18
Q

Some thermocouple are connected in PARALLEL in a HOUSING which is called?

A

Junction Box

19
Q

It is an energy converter that converts electrical charge

A

Photocell

20
Q

These opto-electronic components are

A

Photocells

21
Q

It consists of electrolyte and electrodes made of 2 different conductive materials.

A

Galvanic Cell

22
Q

It is a process of chemical effect in current in electrolysis that can be used for what?

A

Galvanizing

23
Q

Type of battery that the electrochemical has a constant current and a variable voltage. Cannot be charge and cannot be reused

A

Primary cell

24
Q

The electrochemical process are reversible

A

Secondary cell

25
Q

Secondary cells and can be repeatedly recharge and must only charged by using DC

A

Lead batteries

26
Q

The rated voltage of lead battery is

A

2V

27
Q

AType of battery used in aircraft.

A

Nickel-Cadmium Battery

28
Q

It consists of electrolyte and electrodes made of 2 different conductive materials

A

Galvanic Cell

29
Q

It is a conducting liquid.

A

Electrolyte

30
Q

The rated voltage of Nickel-Cadmium Battery

A

1.2V and may fall in 1V during discharging

31
Q

If a coil enters the magnetic field of a magnet, an electrical voltage is generated in the coil during movement

A

Induction

32
Q

Mechanical to electrical and produced an AC energy

A

Generator

33
Q

It is the opposition to the electron flow

A

Resistatnce

34
Q

Voltage forces Electrons to move across a metallic conductor. This is characterized by a flow of charges in a certain direction

A

Electric current

35
Q

In conductance, The higher the resistance, the _________________ .

A

The more current is restricted

36
Q

In conductance.

High resistance =
Low resistance =

A

High resistance = low conductance
Low resistance = high conductance

37
Q

What is the relationship of resistance and conductance?

A

Reciprocal

38
Q

Symbol used for conductance?

A

G

39
Q
A

M3 (1 decks)

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