Acustica Flashcards

1
Q

som mais agudo

A

maior frequência

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2
Q

som mais grave

A

menor frequência

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3
Q

som mais forte (intenso)

A

maior amplitude

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4
Q

intensidade do som =

A

Potência/4•π•r2

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5
Q

Decibéis =

A

10•log(I/I0)

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6
Q

Intensidade zero (I0)

A

10^-12

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7
Q

timbre

A

formato da onda; tipo de instrumento

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8
Q

Efeito Doppler Fr=

A

Ff • (Vs ± Vr)/(Vs ±Vf)

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9
Q

Vs-Vr

A

receptor se afasta da fonte

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10
Q

Vs-Vf

A

fonte vai para o receptor

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