electrical energy Flashcards

1
Q

How to calculate power?

A

W = J/S
power = energy/time

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2
Q

How to calculate energy?

A

J = WS
energy = power x time

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3
Q

When using a formula that has ā€˜Iā€™ what must you do first?
e.g. P=VI

A

I = V/R

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