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Electrical Engineering > Circuit Elements > Flashcards

Circuit Elements Flashcards

1
Q

What is Ohm’s Law?

A

V=iR

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2
Q

What is the iV equation for a resistor?

A

V=iR

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3
Q

What is the iV equation for a capacitor?

A

i=C(dV/dt)

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4
Q

What is the iV equation for an inductor?

A

V=L(di/dt)

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5
Q

What is the symbol used for inductance?

A

L

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6
Q

What does an iV equation do?

A

Tells us what relates current to voltage

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7
Q

What does it mean when something is ‘ideal’?

A

It is mathematically perfect

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8
Q

What are three types of ideal sources?

A

Constant voltage, battery, and constant current

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9
Q

What do you call the parts of a circuit?

A

Components or elements/branches

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10
Q

What is a mesh?

A

“Gaps” in circuits

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11
Q

What is a loop?

A

A closed path going through circuit elements

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12
Q

Which terminals does current go into and out of?

A

Current goes in the + terminal and out of the - terminal

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13
Q

How does one draw a resistor?

A

Rectangle with two lines coming out

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14
Q

How does one draw a capacitor?

A

Two lines with two lines coming out

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15
Q

How does one draw an inductor?

A

Loop-de-loop

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16
Q

What is the evil way to draw a resistor?

A

Zig-zag

17
Q

How does one draw a battery?

A

Two long lines, two short lines

18
Q

On a drawing of a battery, which is the + and which is the - terminal?

A

The long line is + and the short line is -

19
Q

How does one draw constant voltage?

A

Circle with + and - inside

20
Q

How does one draw constant current?

A

Circle with an arrow inside

21
Q

What does a resistor do?

A

Limits or regulates flow of electrical current

22
Q

What does a capacitor do?

A

Stores and releases electricity in a circuit (static?)

23
Q

What does an inductor do?

A

Stores energy in the form of magnetic energy

Electrical Engineering (3 decks)

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