notes 1 Flashcards

1
Q

electrical system

A

movement of charged electrons through wires

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2
Q

volts

A

this is the measurement of voltage

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2
Q

voltage(V)

A

voltage is the potential for charge to move

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3
Q

current(I)

A

the amount of charge flow

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4
Q

amps

A

measurement of charge flows

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5
Q

resistance(R)

A

the wires opposition to flow

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6
Q

ohms

A

measurement of resistence

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7
Q

ground is represented by

A

three lines represent this

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8
Q

ohms law

A

V=IR

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9
Q

switch

A

an electronic device that acts like a wire between two terminals if the switch is “on”

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10
Q

electronically controlled switch

A

a switch that also requires power

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11
Q

examples of switches

A

relay, vacuum tube, discrete transistor, integrated circuit…

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12
Q

transistor

A

a smaller simpler switch with no mechanical switch

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13
Q

cMOS technology

A

uses pMOS and nMOS transistors to implement digital curcuits

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14
Q

nMOS transistor

A

conducts when its control input is 1

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15
Q

nPOS transistor

A

conducts when its control input is 0

16
Q

circuit

A

a path through which electrical current can flow

17
Q

digital circuit

A

has voltages that are treated as either high or low and is typically built as a connection of switches

18
Q

analog system

A

has voltages that are treated as having infinite values like 0.15, 0.2, 0.3333 etc

19
Q

digital systems

A

digital circuits are also referred to more generally as this

20
Q
A