AC & Capacitors Flashcards

(22 cards)

1
Q

Alternating Current

A
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2
Q

Power and RMS I&V

A
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3
Q

Oscilloscopes y-gain & x-gain

A
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4
Q

Capacitors

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5
Q

Energy Stored in a capacitor

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6
Q

Capacitors equation

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7
Q

Sketch the electric field lines between a pair of
parallel plate

A
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8
Q

Capacitance of capacitors in series and parallel

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8
Q

Parallel plat capacitor capacitance equation

A
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9
Q

The Role of the Dielectric

A
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10
Q

When capacitors are isolated or in a circuit what quantity of it remains constant

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11
Q

What happens to energy stored in a capacitor when its capacitance decreases for an isolated capacitor

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12
Q

What happens to energy stored in a capacitor when its capacitance decreases for a capacitor connected to a battery

A
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13
Q

Capacitor discharge graphs

A
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14
Q
A

Find gradient of tangent line and multiply by capacitance

Use point t=0.1 and v=1 and v=v0e^-t/rc and using v0= 1.6 and c= 10^-3 solve for R then use I0 = Vo/R to find initial current

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15
Q

Q(t) for discharging capacitor

16
Q

Exponential discharge time constant & half life

17
Q

Q, v, I exponential discharge equations

18
Q

Log-Linear Discharge Graphs

19
Q

Capacitor charging graphs and equations

20
Q

Pd across stuff in circuit with capacitor and resistor and cell

21
Q

Quantitative charging time constant & half life