= m.a F 1 II g g 4 h=0 g 3 = m . g g = m . g ) F (g 2 uos gh F 1 6

6

1

2

(gh)

FT/S = m . gh





T S

T u

h R

xm G M

F ^/   ²

m . gh





m G M

² .

 



g_h =





T T

 3 h=0

g0 ₂

T T

R GM



4 g₀

T

T GM

R g₀. ²  .

gh

 

2

0 R h

g R g

T T

h  

II 1 F_T/S = m.a_G uos

gh

FT/S

FT/S =m.gh

a_G = g_h a_G

g_h a_G =a_n

aG = an + at

a_t=0 at =dv/dt =0 v=cte

2

h R

v

T 

² a_n =

 

2

0 R h

g R g

T T

h  

a_G =a_n

R h v

T 

² =

 

2

0 R h

g R

T T



h R

R v g

T T

 ⁰.²

²

3 S = v t 2π(RT+h) =v.T

v h T  2(R^T  )

2 0

3 2

2 2 2

2

. ) (

4 ) (

4

T T T

R g

h R v

h

T R 

 

  

3 2 2 0

2 2

0

0 ( )

4 2

h R g R w T

T _T

T

 





  



4

a v=7458 m.s-1

T = 6024 s w0 =10^-3 rad/s

b

t

T t  

    t

t

sat t







    ^

2 2

T t

sat

 

   ²

T sat

t  



 2

s T rad

T 0,73.10 /

10 . 6 , 8

28 , 6

2 4

4 0

 



 



s 10 6775

. 927 , 0

28 , 6 10

. 073 , 0 10

28 , 6

3

3 ₃  

 ^

  T`= t =

III 1

2 2

2

Terre

S T

T 

2 2 0 2 3 2

0

3 2

2 2

4 . ) .

. ( ) (

4



 _{T T}

T T

T Terre

R g h T

R R g

h T R

T_S    





RT + h =4,2 .10⁷ m→h =35730 km