formulas de fisica Flashcards

1
Q

queda livre

A

altura= gravidade X tempo² /// 2

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2
Q

energia mecânica

A

energia gravitacional + energia cinética

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3
Q

energia gravitacional

A

massa X gravidade X altura

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4
Q

energia cinética

A

massa X velocidade²
____________________
2

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5
Q

potencia e energia
(WATT)

A

1) P = i X u
2) P = R x i²
3) P = u² // R

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6
Q

resistores em serie

A

corrente igual
tensão divide

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7
Q

resistores em paralelo

A

tensão igual
corrente divide

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8
Q

velocidade e aceleração

A

Vfinal = V nicial + aceleração X tempo

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9
Q

Deslocamento

A

Sfinal = Sinicial + Vinicial X tempo + aceleração X tempo² // 2

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10
Q

torricelli

A

Vfinal² = Vinicial² + 2aceleração X variação de deslocamento

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11
Q

velocidade média

A

deslocamento /// tempo

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12
Q

aceleração média

A

velocidade /// tempo

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13
Q

Primeira Lei de Ohm

A

U = R X i

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