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<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Note de curs (in format PDF):<br />

www.math.ubbcluj.ro/~tgrosan/Infostud.htm/Mecanica.htm<br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

1


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

2


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

3


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

4


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

5


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

6


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

7


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

8


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

9


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

10


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

11


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

12


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

13


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

14


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

15


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Exemple de forte conservative: greutatea, forta electrica, forta elastica<br />

Exemple de forte neconservative: forta de frecare<br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

16


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

17


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

18


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

19


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

20


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

21


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

22


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

23


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

24


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Exemplu<br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

25


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

26


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

27


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

28


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

29


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

30


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

31


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

32


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

33


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

34


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

35


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

36


<strong>Teoremele</strong> <strong>gener<strong>ale</strong></strong> <strong>ale</strong> <strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

Curs 8. Teoreme <strong>gener<strong>ale</strong></strong> <strong>ale</strong><br />

<strong>dinamicii</strong> <strong>punctului</strong> <strong>material</strong><br />

37

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