Eletricidade Flashcards

1
Q

Potência Elétrica (W)

A

U . i
R. i^2
U^2 / R

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2
Q

Lei de Ohm

A

U = Ri

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3
Q

Resistores em Série

A

Req = R1 + R2 + …

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4
Q

Resistores em Paralelo

A

1/Req = 1/R1 + 1/R2 + …

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5
Q

Campo Elétrico

A
E = K . q / d^2
E = F/q
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6
Q

Polaridade no campo padrão

A

Esquerda - Polo Negativo

Direita - Polo Positivo

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7
Q

Polaridade no campo com várias cargas

A

A carga se movimenta entre as resultantes das forças das cargas fixas

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