Electronics Flashcards

1
Q

In what order is the colour code for the resistor and numbers?

A

0 Black, 1 Brown,2 Red,3 Orange,4 Yellow, 5 Green,
6Blue,7 Violet, 8Grey and 9White

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2
Q

What is a L.D.R?

A

Light dependent resistor that changes in resistance when it becomes affected by light

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3
Q

What is Electrotechnology?

A

A wide broad term that described the physics behind electricity and the role in technology.

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4
Q

What is a digital signal

A

A binary signal, also known as a logic signal, is a digital signal with two distinguishable levels

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5
Q

what is an Analogue signal

A

a wave with infinity variation going fast or slow, close or far

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6
Q

What is a Rectifier

A

transmit alternating current to direct current this performed by the inverter this process is known as rectification,

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7
Q

What is a P.I.C?

A

A P.I.C is memory programable integrated circuit that has millions of capacitors and transmitter it hold data and help process codes.

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8
Q

what is the acronym for LC?

A

inductor-capacitor circuit

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9
Q

What is an IED?

A

Intelligent electronic device

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10
Q

What is a transformer and what is it used for?

A

A transformer is a electrical device that uses the principle of electromagnetic induction to transfer electricity to one circuit to another.

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11
Q

what is the Symbol for Volts

A

just the letter V

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12
Q

What is the symbol for Amps

A

just the letter A

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13
Q

in the earth/ground what is used to measure the electricity

A

Volts

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14
Q

is an earth a return path for electricity current?

A

yes

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15
Q

In electric power distribution systems, a protective earth (PE) conductor is an essential part of the safety provided by the earthing system.

A

true

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16
Q

what is an conductor?

A

a piece of aluminium, gold and silvers it allows electricity to flow through it.