378
NEW EXPERIMENTS
TRACT 34,
64. Thursday, September 18, 1783 ; from 10 till 3 p, m.The weather fair and mild.
Barometer 30’08 ; Thermometer 64" at 10 a. m.
Po wrier
Ball’s
Vibration of
Point
V3
Vaiues of
Velocity
N r
wt
bt
Wt
gun
pend
struck
a
£
p
S
n
of the ball
1
2
3
o z
inches;
oz
dr
inches;
inches
inches
lbs
inches
feet
4
5
67
24
14-5
16
12-1
38-6
17-3
90-8
14
655-0
77-21
40-21
1194
8
32
21-6
16
124
44’0
13-0
92-9
8
656-8
77-24 4 - 0-20
880
9
36
24-4
16
12 -t
45-8
12-3
92-5
7
658-3
77 - 27 : 40-20
838
10
39
27 2
16
12-4
47 "5
went
over
659-7
77-29
40-20
11
20
13-3
16
121 -
36-7
1 . 5-5
85-8
ii
660-8
7 T 29
40-20
1144
12
12
8-1
16
121
29-9
18-75
8 6 "8
u
662-5
77 T 2
40-20
1371
13
14
9-3
16
121
27-3
16’2
85'8
ii
664-2
77-35
40-20
1202 D
14
10
6'9
16
13
28-5
19-15
86-6
10
665'9
77-37
40-20
1409
1.5
14
10-1
16
13
31-2
19-0
89-5
10
667-5
7T40
40-19
1357
16
16
1 IT
16
13
32’7
18-0
91'4
5
669-1
77-43
40-19
1262 D
17
8
5-7
16
13
26’4
20-05
89-7
9
670-4
77-45
40-19
1436
18
6
4-6
16
13
20-7
17-0
88-5
9
671-9
77-48
40-19
1237
19
12
8-4
16
13
29’0
18-5.5
89-9
7
673-4
77-51
40-19
1333
20
10
6-9
16
13
28-8
20-05
90-5
6
674-8
77-53
40-19
1434
21
14
9-6
16
13
3 2’2
18-5
91T
6
676-2
77-56
40-19
[318
22
8
■>*5
16
13
25-3
18-8
89-9
6
677-6
77-59
40-18
1360
23
12
S'4
16
13
31T
19-8
90-9
6
678-9
77-61
40-18
1420
24
10
7-0
16
13
28’6
19-35
89'7
6
680-2
77-64
40-18
1409
25
8
5-7
16
13
25-4T8-5
89’5
5
681-5
77-67
40-18
1354
26
16
10-7
16
13
31’2
16"75
89-3
5
682-8
77-69
40-18
1231 D
27
16
11T
16
13
31’5
17-2
91-4
5
684-1
77-72
40-18
1238 D
28
14
9'7
16
13
33-4
20-0
90-5
4
685-4
77-75
40-17
1457
The Gun n° 1. The charge of powder was graduallyincreased till the gun became quite full at n° 10, when therewas just room for half the ball to lie within the muzzle;