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ml l
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m + 2m 3
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mV0 V0
V = = ,
3m 3
(2)
0 C3;>20O A:>@>ABL 2@0I5=8O
V0
(3)
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l
 B0:>< ?@54AB02;5=88 7028A8<>AB8 :>>@48=0B H091 >B 2@5<5=8 ?>GB8
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V0 2 V0V0 1 V0
ż#x = t + l sin t ż#x = t - l sin t
1 2
ª# ª#
ª# ª#
3 3 l 3 3 l
; . (4)
¨# ¨#
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-
ª# ª#
©# 3 3 l ©# 3 3 l
;O ?>AB@>5=8O B@05:B>@89 <>6=> =0@8A>20BL =5A:>;L:8E ?>;>65=89
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V0
7028A8<>AB8 >B C3;0 ?>2>@>B0 Õ = t :
l
l l
ż#x = (Õ + 2 sinÕ ) ż#x = (Õ - sinÕ )
1 2
ª# ª#
ª# ª#
3 3
; . (6)
¨# ¨#
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ª# ª#
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1
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h
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mg += k(l - l0 - h ), (2)
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h = h0 , B>340 2K?>;=O5BAO CA;>285
mg = k(l - l0 - h0 ). (3)
7 C@02=5=89 (2)-(3) A;54C5B
2
µ0U S
= k(h0 - h ) . (4)
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C@02=5=85 (4) 2 2845
2
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2kh2
2
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kh3
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27 µ0S
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2
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q1 = q1 + q2 . (2)
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q = C"Õ . !;54>20B5;L=>,
q1 = C2Õ1 = C2Õ0
q1 = C1(Õ0 - Õ1 ) = (1 -  )C1Õ0 . (3)
2
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2
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(1 -  )C1Õ0 = C2Õ0 + (1 -  )C1Õ0 ,
8;8
C2
(1 -  ) =  + (1 -  ). (4)
C1
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C2 C2
2 + Ä… (2 + )2 - 4
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2
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1
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3
5
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2 ?5@2>< A;CG05 - 10, - 30, - 90, - 270, - 810, - 2430 B ;
2> 2B>@>< - 10, - 3.3, - 1.1, - 0.37, - 0.12, - 0.041B .
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P + Ágh = P0?. + P0 , (1)
345 P - 402;5=85 3070 2 B@C1:5, Ágh - 384@>AB0B8G5A:>5 402;5=85 AB>;18:0
2>4K, h - 2KA>B0 AB>;10 2>4K 2 B@C1:5, Á - ?;>B=>ABL 2>4K, P0?. - ;0?;0A>2A:>5
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Ágh0 = P0?. . (2)
A;8 B@C1:0 70:@KB0, B> 402;5=85 2=CB@8 =55 <>6=> =09B8 87 70:>=0 >9;O-
0@8>BB0
P(l - h ) = P0l . (3)
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C@02=5=8O 4;O >?@545;5=8O h :
Pl Ph
0 0
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l - h l - h
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h = ; (5)
2
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h = H" h0 H" 13A< . (6)
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T = Ã? @.S1 = Ã? @.lh . (4)
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Ã?@. - ?@545; ?@>G=>AB8 AB0;8, S0 - ?;>I04L 2K45;5==>9 ?>;>A:8, S1 -
?;>I04L 55 1>:>2KE B>@F>2. 0?8AK20O CA;>285 @02=>25A8O 2K45;5==>3>
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F = 2T sin , Ò! F = TÄ… , Ò! PlRÄ… = Ã? @.lhÄ… . (5)
2
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7 C@02=5=8O (5) >?@545;O5< <0:A8<0;L=> 2>7<>6=>5 402;5=85 ;L40
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P = . (6)
R
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L 1 1
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R  Á; Á2
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(Q = M )
8
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A 1 1
· = = ( - ) H" 14 Å"10-3 . (8)
.
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