º»¹®/³»¿ë
time
Number of revolutions(N)
Rotation time(t)
cycle(T)
Fc
Fg
1
10
15.36
1.536
0.5246
0.5483
2
10
15.44
1.544
0.5191
0.5483
3
10
15.44
1.544
0.5191
0.5483
average
Department/Class
Mechanical Engineering/11
Date
2017/04/26
Group
5
Writer
Lee Seok Chae
Mass of triple sinker: m=0.156kg, mass of sinker:34.95g
time
Number of revolutions(N)
Rotation time(t)
cycle(T)
Fc
Fg
1
10
20.12
2.012
0.2751
0.3425
2
10
20.46
2.046
0.2661
0.3425
3
10
20.7
2.007
0.2658
0.3425
average
Rotational radius r= 18cm
time
Number of revolutions(N)
Rotation time(t)
cycle(T)
Fc
Fg
1
10
20.19
0.2884
0.3425
2
10
20.33
0.2844
0.3425
3
10
20.25
0.2867
0.3425
average
Rotational radius r= 19cm 3Áß °í¸®ÃßÀÇ Áú·®
time
Number of revolutions(N)
Rotation time(t)
cycle(T)
Fc
Fg
1
10
20.01
0.4395
0.4405
2
10
20.20
0.4252
0.4405
3
10
20.20
0.4257
0.4405
average
Rotational radius ¡¦(»ý·«)