053-075-c226-2
DESCRIPTION
ثTRANSCRIPT
-
3
-
45
.
.
.
.
.
31
.
.
.
.
1
.
-
55
.
. .
.
.
. :
2
.
. :
)
)
)
.
.
:
1
.
.
2 () .
3
.
-
65
.
.
.
.
() .
. ( N)
.
32
.
. .
:
. .
:
.
.
.
.
.
.
.
.
. .
.
31
-
75
. .
:
.
.
. :
.
F :
m
aFm
=
a m F
(3) =
IS (N) 3 .
(gk) (2s/m) 2s/m.gk
(N) .
.
1
g5 N2 = F x .
:
s m aF/ m
= = =4 22
5 0
F x .
2
g001 = 1m g003 = 2m N51 . .
aF: m
=
s m aF/ m
= = =2
22
5105
3 0s m aF/ m
= = =2
11
51051
1 0
-
85
.
.
:
. 1 2 .
F F
12 21= F F 12 21 =
F
21
F
12
( )
. :
.
:
. .
.
.
.
:
.
F (
F ( ) 12
32 21
) ( ) .
F F F F
12 21 12 21= =
21F 12F
S )1( NS )2( N
32
:
.
.
.
-
95
1
.
( )
33
.
.
.
:
566
.
-
6
2
gk4201 * 89/5 m601 * 73/6 .
.
.
. :
.
1m 2m 33 r
(F) :
F F
12 21= = F F F 12 21 =
m. mG F
r=
2 1(32) 2
2m 1m
r
F
F 12
21
33 1m 2m .
4
gk05 gk06 . .
m. m: G F
r=
2 12
7 11 = = N / F2
06 0501 2 01 76 6
1
G . IS (gk)
(N) (m) G :
2gk/2m.N 11-01 * 76/6 = G
.
-
6
:
. W 1. m eM
eeR : e
G F , F Wm. MR
= =2
e
e
G Wm. MR
=(3) 2
. m
( 4).
:
e
e
am G am Fm. MR
= =2
e e
G aMR
= 2
g .
e e
G gMR
=2
(4)
4 2:
(5) gm = W
R
M
m
w
e
e
34
m W
eM eR
.
thgieW 4 .
5
g :
e
e
s m / / G g/ M) / ( R
= = =
422 11
2 6 2
01 89 58 9 01 76 6
01 73 6:
8 92 =s m / g .
4
1 G .
.
2 0022
. .
-
6
F
N
W
39
F
: 3 5
. m
gm = W .
(0 = a).
(0 = am = F).
. 3 5
N
. 36 .
.
:
0 = am = F
0 = W - N
W = N
.
.
.
.
( 7)
.
3 8 F
.
.
3 9 .
:
0 = am = F
0 = W - F - N
W + F = N
.
35
.
N
W
N
36
W .
37
.
.
F
3 8
F .
()
()
-
6
5
F .
F W .
.
F
6
:
) .
)
.
) .
6
gk05 .
:
) .
) .
) 2s/m .
g 2s/m01 .
:
) .
:
0 = a
0 = W - N = F
gm = W = N
N005 = 01 * 05 = N
-
46
301
)
N 005 = N
.
)
.
am = F
am = W - N
1 * 05 = 005 - N
N055 = N
36
2s/m2 .
:
.
. .
.
.
. .
.
) : 301 F .
.
1F ( 3 01 ) fs
.
fs
F .
1
() ()
gm
Ny
-
56
F
fs1
F
fs2
F
fs3
()
()
()
()
. .
0 = am = F
0 = sf - 1F
1F = sf
F ( 3 01 ).
F 2
1
F
F .
2
F
F 3
.
F
F 3
.
( 3 01 ).
.
xam,sf .
(N) .
3F = xam,sf .
(3 6) Ns = xam,sf
s .
.
6 s . 3 6
. :
(7) Ns sf
301
F sf
.
4
N2 = 1F N4 = 2F N6= 3F gk 5/1 )
sf . ) s . (2s/m01= g )
-
66
:
:
1
.
.
.
. .
4 .
5 .
6 6 s .
s ( xam,sf)
7 .
) : ( )
.
kf .
. Nkf .
.
311 . k .
(3 8) Nk = kf
1
-
76
.
.
. s < k .
.
7
:
)
k .
) .
7
57
.
. 4/0
: .
.
gm = W = N 0 = W - N
N057 = N
8 :
N 003 = kf 057 * 4/0 = kf Nk = kf
sk
7/6/
9/9/
5/4/
//
7/5/
/ C -
5/ C
11
-
86
:
.
.
8
3 7 N033 = F
: .
:
N = - = F
a57 = am = F
4 0 032 = =s m / a 57
:
:
.
.
.
.
W (x) (W) x
4
2
L
0L
x
-
96
. eF x
:
(9) xk = eF
k 9 . . 9
(N) x (m) k (m/N) .
8
.
9
m/N5 mc .
.
: am = F
0 = W - eF
gm = xk
01 * 2/0 = x05
mc4 = m40/0 = x
mc41 = L 01 - L = 4 0L - L = x
.
eF
W
-
7
:
:
.
.
.
.
4
.
34
.
.
.
. (
.)
.
F ) .
am=
4 (
01
N072 . gk001
52/0
. (gk/N 01 = g)
-
7
21
F
N
W
f
F
N
W
k
f
: .
.
:
N0001=N gm=W=N 0=W-N N052=kf0001*52/0=Nk=kf
:
2 02 = s m / a a001=052-072 am=kf-F am= F
11
gk2 . N52
.
: .
.
am = F
am = W - F
a2 = 02 - 52
2s/m 5/2 = a
gk4 N8/01 . s5
s/m4 s/m01 .
. (gk/N01= g)
: 7 .
0v + ta = v
4 + 5 * a = 01 2s/m2/1 = a 6 = a5
.
N04 = W = N
: am = F
am = kf - F
N6 = kf 2/1 * 4 = kf - 8/01
Nk = kfk
kfN
= = / k = 6
51 004
F
W
-
7
.
.
.
.
.
.
.
.
.
.
.
. .
.
.
-
7
1
2
. .
3 .
)
) .
)
4 .
.
) .
) .
) .
5
:
) .
) .
) .
6 g .
7 2s/m6/91 = g .
F
F m .
8
N )
(
F .
)
F .)
F N .
9 1
F
. 2
)
I) sf
II) N
III)
)
F
1
F
2
-
47
1 gk06 2s/m5 2 .
)
) ()
2 1m 2m
___2v . 1v
. t 1v 2v
3 2 m001
s/m02 . .
4 gk009 s 8 s/m .
)
) N054 .
5 gk0021 h/mk27 .
m001 .
)
) .
6 % mk0736 .
7 ) .
)
( gk4 6 gk2201 * 4/7 mk501 * 4 2gk/2mN 11-01 * 7/6 = G .)
8 .
N4 = 1F N8 = 2F N21 = 3F . .
) sf
)
9 s/m . 2/0 .
)
)
-
57
01 gk5 . F
.
) N51 = F .
) N02 = F s8
m23 . .
11 gk5 2s/m .
:
) .
) 2/0 .
) .
) .
21 gk2 mc21 mc/N02
. .
) .
) s/m2 .
) 2s/m2 .
) 2s/m2 .
31 . .
) .
) .
) s6/0 . m42 . .
) s01 . .
) .
F
= +