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1 Oscillazioni libere (oscillatore armonico) ( ) ( ) ( ) ( ) 0 e ( )0 - Fisica

1 Oscillazioni libere (oscillatore armonico) ( ) ( ) ( ) ( ) 0 e ( )0 - Fisica

1 Oscillazioni libere (oscillatore armonico) ( ) ( ) ( ) ( ) 0 e ( )0 - Fisica

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xo<br />

C. d. L. Ingegneria Informatica e delle Telecomunicazioni – A.A. 2001/02 – <strong>Fisica</strong> Generale 1<br />

x<br />

<br />

v<br />

0 A<br />

0 A<br />

<br />

v<br />

1<br />

<br />

v 2<br />

0 A<br />

0 A<br />

1 2 3 4 5 6 7 8<br />

3<br />

4<br />

x<br />

x<br />

x<br />

x<br />

-A<br />

-A<br />

0 A<br />

0 A<br />

Oscillatore Armonico - Risonanza - 3<br />

5<br />

<br />

v 6<br />

t<br />

<br />

v<br />

E=T+U<br />

7<br />

0 A<br />

<br />

v 8<br />

0 A<br />

1 2 2<br />

U = kx cos ωt<br />

= U<br />

2 0<br />

max<br />

1 2 2<br />

T = kx sin ωt<br />

= T<br />

2 0<br />

max<br />

t<br />

⎡<br />

⎣⎢<br />

⎡<br />

⎣⎢<br />

x<br />

x<br />

x<br />

x<br />

1+ cos 2ωt<br />

2<br />

1−cos 2ωt<br />

2<br />

⎤<br />

⎦⎥<br />

⎤<br />

⎦⎥

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