5 The following are the values of righting levers, in metres, at various angles of inclination for a ship: A. (Tonne) 7000 10000 15000 00 0.0 0.0 0.0 0.0 0.0 15 1.86 1.77 1.68 300 3.87 3.66 3.50 KN (m) 450 4.70 4.95 4.85 4.55 4.18 750 6.22 6.30 6.32 6.14 5.92 900 5.92 5.96 5.91 5.70 5.36 600 5.35 5.79 5.86 20000 25000 1.63 1.67 3.41 3.42 5.38 4.76 In a particular condition of loading the displacement is made up as follows: Item Lightship Cargo Fuel Stores Mass (Tonnes) 6000 5900 1300 Kg (m) 8.17 5.02 3.66 10.97 100 Plot the cross curves of stability and from them, draw the curve of statical stability for the given condition. State the range of stability and the maximum GZ. [Ans: 0- 75.5°; 0.46 m]

International Edition---engineering Mechanics: Statics, 4th Edition
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Chapter1: Introduction To Statics
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S The following are the values of righting levers, in metres, at various angles of inclination for a ship:
KN (m)
450
4.70
(Tonne)
7000
10000
15000
20000
25000
00
60°
150
1,86
1.77
1.68
309
3.87
3.66
3.50
3.41
3.42
750
6.22
6.30
6.32
900
5.92
5.96
5.91
5.70
5.36
0.0
5.35
0.0
5.79
0.0
0.0
0.0
4.95
4.85
4.55
4.18
5.86
5.38
4.76
1.63
1.67
6.14
5.92
In a particular condition of loading the displacement is made up as follows:
Item
Lightship
Cargo
Fuel
Stores
Mass (Tonnes)
6000
5900
1300
Kg (m)
8.17
5.02
3.66
100
10.97
Plot the cross curves of stability and from them, draw the curve of statical stability for the given
condition. State the range of stability and the maximum GZ.
[Ans: 0-75.5°; 0.46 m]
Transcribed Image Text:S The following are the values of righting levers, in metres, at various angles of inclination for a ship: KN (m) 450 4.70 (Tonne) 7000 10000 15000 20000 25000 00 60° 150 1,86 1.77 1.68 309 3.87 3.66 3.50 3.41 3.42 750 6.22 6.30 6.32 900 5.92 5.96 5.91 5.70 5.36 0.0 5.35 0.0 5.79 0.0 0.0 0.0 4.95 4.85 4.55 4.18 5.86 5.38 4.76 1.63 1.67 6.14 5.92 In a particular condition of loading the displacement is made up as follows: Item Lightship Cargo Fuel Stores Mass (Tonnes) 6000 5900 1300 Kg (m) 8.17 5.02 3.66 100 10.97 Plot the cross curves of stability and from them, draw the curve of statical stability for the given condition. State the range of stability and the maximum GZ. [Ans: 0-75.5°; 0.46 m]
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