Basic Circuitry Terms And Equations Flashcards

1
Q

What does the variable V stand for

A

Voltage

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2
Q

What does the variable i stand for

A

Current

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3
Q

What does the variable P stand for

A

Power

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4
Q

What does the variable R stand for

A

Resistance

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5
Q

What does the variable t stand for

A

time

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6
Q

What is the equation for R

A

R=V➗i

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7
Q

What is the equation for V

A

V=iR

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8
Q

What is the equation for i

A

I=V➗R

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9
Q

What is the main equation for P

A

P=(i^2)R

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10
Q

What is the equation for t

A

t=CR

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11
Q

What is the equation for C

A

C=t➗R

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12
Q

What does the variable C stand for

A

Capacity

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13
Q

What is capacity measured in

A

Farads

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14
Q

What is resistance measured in

A

Ohms

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15
Q

What is power measured in

A

Watts

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16
Q

What is voltage measured in

A

Volts

17
Q

What is current measured in

A

Amperes

18
Q

What is time measured in

A

Seconds

19
Q

What is the equation for the efficiency of a light bulb

A

V➗amount of lumens

20
Q

What does the variable f stand for

A

frequency

21
Q

What is frequency measured in

A

Hertz

22
Q

What does the variable L stand for

A

Inductance

23
Q

What is the equation for L

A

L=v➗di/dt

24
Q

What does the variable Q stand for

A

Charge in a capacitor

25
Q

What is the equation for Q

A

Q=CV

26
Q

What is the equation for total resistance of resisters in parallel

A

1/((1/R)+(1/R)+(1/R)+…)

27
Q

What is the equation for total resistance of resisters is series

A

R+R+R+…

28
Q

What are the equations in ohms law

A

i=V/R V=iR R=V/i

29
Q

What are the equations in joule’s law

A

(i^2)R Vi (V^2)/R