Electrical Installation Flashcards by Ethan Elmer

Q

How do you calculate current (I) ?

A

V (volts) / R (ohms)

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Q

How do you calculate V (volts) ?

A

I (current) x R (ohms)

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Q

How do you calculate R (ohms) ?

A

V (volts) / I (current)

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Q

What is the circuit triangle?

A

V
I R

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Q

What does I stand for?

A

Current

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Q

What does R stand for?

A

Resistance

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Q

What does V stand for?

A

Voltage

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Q

What is resistance measured in?

A

Ohms

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