Complex Impedance Flashcards

1
Q

What is complex impedance used to calculate?

A

Current in RC and RL circuits

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2
Q

Draw a simple RC circuit

A

Capacitor and Resistor in series

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3
Q

Draw a simple RL circuit

A

Resistor and transducer in parallel

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4
Q

To calculate current, you first need to work out..

A

Impedance, Z

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5
Q

What is the equation for impedance for a series RL circuit?

A

Z = R + jwl

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6
Q

What is the equation for impedance for a series RC circuit?

A

Z = R - jw/c

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7
Q

What is the equation for current?

A

I = V / Z

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