Aircraft Electrical Systems Part 1 Flashcards

1
Q

Define AMPS

A

the unit used to measure the flow of electrical current

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2
Q

Define current

A

The flow of electrons or electricity. It is measured in amps

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3
Q

Define diode

A

An electronic one way valve

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4
Q

Difference between a fuse and a circuit breaker

A

The fuse can be used only once

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5
Q

Fuses are graded in amps according to the -

A

maximum value of current they have to withstand

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6
Q

A device which converts DC into AC is called?

A

An inverter

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7
Q

The unit used to measure resistance to the flow of current

A

OHM

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8
Q

A device used to convert AC supply into DC supply is called

A

a Rectifier

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9
Q

A characteristic of a conductor which opposes the flow of current within it and converts electrical energy into

A

Resistance

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10
Q

A device used to increase the resistance in a circuit, thereby decreasing the flow of current

A

Resistor

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11
Q

A device which allows both the current and voltage in an AC supply to be changed. It cannot be used for DC supply

A

Transformer

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12
Q

Define voltage

A

The electrical pressure required to force electrons to flow through a circuit. The unit of measure is the volt

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13
Q

The power produced when one amp flows by the pressure exerted by one volt, is called?

A

Watt

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