502 
Mr . Cavendish’s Experiments to determine 
Extreme 
points. 
Divisions. 
Time. 
Point of 
rest. 
Time of mid. 
of vibration. 
h * , 
u 
h- , „ 
23 
10 44 
3 1 
24 
31 i 
10 44 14 
28,4 
- 
- 
- 
23,62 
i 9>3 
- 
- 
- 
237 
27,8 
- 
- 
- 
23.7 
24 
11 5 
26 \ 
23 
6 
1 j 
" 
11 5 31 
1 9’9 
- 
- 
- 
23,72 
23 
12 
12 1 
24 
50/ 
12 35 
s 7>3 
Weights moved to negative position. 
i 3»5 
21,8 
- 
- 
17.75 
18 
37 341 
17 
38 10 J 
1 3>9 
- 
- 
17.67 
17 
44 26^ 
18 
45 4 J 
21,1 
- 
- - 
17,62 
144 
- 
- 
17,6 
20,5 
- 
- 
17.52 
i4>7 
— 
- - 
17.47 
20 
— 
- 
17.42 
18 
0 1 9 57} 
17 
20 52 J 
15 
- 
- ~ 
17.37 
17 
2 7 15 \ 
18 
28 15 J 
19.5 
37 39 
44 45 
O 20 24 
27 3° 
Motion of the arm on moving weights from — to + =6,12 
+ to — = 5,97 
+ = 7' 6 V/ 
Time of vibration at 
