FBC
= I LBC X B = 3,5 ( -2 ๐๐ข ฬ
ฬ
ฬ
ฬ
) x (0,6 ๐๐ข ฬ
ฬ
ฬ
ฬ
โ 0,8 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
) = 5,6 ๐๐ง ฬ
ฬ
ฬ
ยต = - FBC == 5,6 ๐๐ง ฬ
ฬ
ฬ
ยต
FAB ๏ถ
Torka Pada loop T1
= R1 x FAB = ๐๐ข ฬ
ฬ
ฬ
ฬ
x ( -4, 2 az ) = 4,2 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
ยต m
T2
= R2 X FBC = ๐๐ฆ ฬ
ฬ
ฬ
ฬ
x 5,6 az = 5,6 2 ๐๐ข ฬ
ฬ
ฬ
ฬ
ยต m
T3
= R3 x FCD = - ๐๐ข ฬ
ฬ
ฬ
ฬ
x 4,2 ๐๐ง ฬ
ฬ
ฬ
= 4,2 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
ยต m
T4
= R4 x FCD = -๐๐ฆ ฬ
ฬ
ฬ
ฬ
x โ 5,6 ๐๐ง ฬ
ฬ
ฬ
= 5,6 ๐๐ข ฬ
ฬ
ฬ
ฬ
ยต m
Jenis : T
= T1 +T2+ T3+ T4 = 11,2 ๐๐ข ฬ
ฬ
ฬ
ฬ
+ 8,4 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
ยต m
๏ถ Terhadap P (2,3,4) 0leh ฮฒ = 0,4 ๐๐ข ฬ
ฬ
ฬ
ฬ
+ 0,6 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 0,7 ๐๐ง ฬ
ฬ
ฬ
T z โ
ฬ
ฬ
ฬ
ฬ
4 ๐๐ ฬ
ฬ
ฬ
ฬ
= -au โ 3 ๐๐
๐
2
= -2 ๐๐ข ฬ
ฬ
ฬ
ฬ
- 2 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 4 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
๐
3
= -3 ๐๐ข ฬ
ฬ
ฬ
ฬ
- 3 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
-4 ๐๐ข ฬ
ฬ
ฬ
ฬ
๐
4
= -2 ๐๐ข ฬ
ฬ
ฬ
ฬ
- 4 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 4 ๐๐ง ฬ
ฬ
ฬ
๐น๐
y
Bila ฮฒ1 ( ยต Tum AB ) Maka โ
= A1 B1 = A2 B2 ฮฒ2
=
A1 B1 A2
80
= 50 x 0,5 = 0,85
[AUTHOR NAME]
93
Vm1
=โ
๐
1
Dm2
=โ
๐
2
โ1 โ1
B2 =
A1 A2
= 5m = 6m
A1
= 80 cm2
A2
=
B1
= 0,6 T
d
= 5 mm
cm2
80
B1 = 60 x 0,6 = 0,8 T
๏ถ Gaya Pada loop FAB
= I LAB X B = 3,5 (2 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
) x ( 0,4 ๐๐ข ฬ
ฬ
ฬ
ฬ
+ 0,6 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 0,7 ๐๐ง ฬ
ฬ
ฬ
= - 4,9 ๐๐ข ฬ
ฬ
ฬ
ฬ
- 2,8 ๐๐ง ฬ
ฬ
ฬ
ยต
FBc
= I LBc X B = 3,5 (2 ๐๐ข ฬ
ฬ
ฬ
ฬ
) x ( 0,4 ๐๐ข ฬ
ฬ
ฬ
ฬ
+ 0,6 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 0,7 ๐๐ง ฬ
ฬ
ฬ
= - 4,9 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 2,8 ๐๐ง ฬ
ฬ
ฬ
ยต
Fcd
= - FAB = - 4,9 ๐๐ข ฬ
ฬ
ฬ
ฬ
+ 2,8 ๐๐ง ฬ
ฬ
ฬ
ยต
FAD
= - FBc = 4,9 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 2,8 ๐๐ง ฬ
ฬ
ฬ
ยต
๏ถ Torka pada loop T1 = ๐
๐ผ x FAB =( - ๐๐ข ฬ
ฬ
ฬ
ฬ
- 3 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 4 ๐๐ง ฬ
ฬ
ฬ
) x (- 4,9 ๐๐ข ฬ
ฬ
ฬ
ฬ
- 2,8 az ) = 2,8 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
โ 14,7 ๐๐ง ฬ
ฬ
ฬ
+ 8,4 ๐๐ข ฬ
ฬ
ฬ
ฬ
+ 19,6 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
= 8,4 ๐๐ข ฬ
ฬ
ฬ
ฬ
+16,8 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
โ 14,7 ๐๐ง ฬ
ฬ
ฬ
ยตm [AUTHOR NAME]
94
= ๐
2 x FBc
T2
= (- ๐๐ข ฬ
ฬ
ฬ
ฬ
- 2 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 4 ๐๐ง ฬ
ฬ
ฬ
) X (- 4,9 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
- 4,2 ๐๐ง ฬ
ฬ
ฬ
) = 9,5 ๐๐ง ฬ
ฬ
ฬ
- 8,4 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
+ 8,4 ๐๐ข ฬ
ฬ
ฬ
ฬ
-19,4 ๐๐ข ฬ
ฬ
ฬ
ฬ
= -11,2 ๐๐ข ฬ
ฬ
ฬ
ฬ
- 8,4 ๐๐ฆ ฬ
ฬ
ฬ
ฬ
9,5 ๐๐ง ฬ
ฬ
ฬ
ยตm
T3
= โฆ..?
Vm1
ฬ
๐ผ = แฟฉ๐ป1 ๐ฟ1 = 100 ๐ด .๐ก x ๐ขฬ
= 500 AZ ฬ
๐ผ ๐๐ = โซ๐ป ยต
Vm2
ฬ
2 = ๐ป2 ๐ฟ2 = 140 ๐ด ๐ x (6 x 2) = 1680 t.z ฬ
2 ๐๐ = โซ๐ป ยต VM๐ข๐= Rud โ
= . . . . . ?
๏ถ โ
= A1 B1 = A2 B2 = 80 . u-4 x 0,6 = 4,8 u-3 ๐
Rm๐ข๐ = Vm๐ข๐ =
M0 A 2 ๐ M0 A2
=
=
0,5 .10โ3 ฬ
ฬ
ฬ
. 10โ7 60 .10โ4 .4ยต
= 663,146 ฮฉ
= A2 B2
๐ B2 M0
=
0,5 .10โ3 ฬ
ฬ
ฬ
. 10โ7 4ยต
= 318,309
VMt17 = Vm1 + Vm2 + VM๐ข๐ = 500 + 1620 + 318,309 = 2498,309 AZ VMt1 = N I ๏ถ I
=
๐๐
๐ก๐17
๐
=
2498,309 ๐ด ๐ 1000 ๐ก
= 2,498309 A
[AUTHOR NAME]
95