大物实验数据处理表格(11.1锁定修正版)

1.954, 1.776
lgm
1.Fra Baidu bibliotek03, 1.749
系列1 线性 (系列1) 线性 (系列1)
1.845, 1.720
1.778, 1.688 lgm 1.800 1.850 1.900 1.950 2.000 2.050
10 0.72
15 0.55
20 0.47
4.992E-05
g/cm
li/cm 62.60 62.90 62.37
`l/cm 62.62 △m= △f/f= g= 0 1% 978.8 cm/s2
vf(m/s) 48.79 52.54 56.12 59.70 63.11
lgvf 1.688 1.720 1.749 1.776 1.800
lgm 1.778 1.845 1.903 1.954 2.000
表2.3.1 测定弦线的线密度实验数据 弦 半波数n n=1 n=2 n=3 lA/cm 28.10 14.70 5.20 lB/cm 59.40 77.60 98.75 l=lB-lA/cm 31.30 62.90 93.55 f=100HZ,m=100g li/cm 62.60 62.90 62.37
lgVf
1.820 1.800 1.780 1.760
vT/(m/s) `vT/(m/s) 62.45 62.17 62.91 63.00 63.30
62.76
1.740 1.720
1.700
1.778, 1.688 1.680
测量次数 1 2 3 4 5 测量次数n t√n 平均值 标准偏差 △A △B 不确定度 测量次数 t√n
`l/cm 89.21 77.72 69.90 63.00 57.55
三、数据处理与实验结果 1、 `l= 62.622 △l= 0.663 l= 62.622 r= 2.50E-03 E= 0.02 △r= 4.99E-05 r= 2.50E-03
cm cm ± g/cm g/cm ± 0.663 cm
m/g 60 70 80 90 100
l1A/cm 29.65 27.85 24.60 19.40 30.80
n=1 l1B/cm 62.15 62.80 61.82 58.80 72.99
l1/cm 32.50 34.95 37.22 39.40 42.19
表2.3.2 测定横波波速Vf实验数据 n=2 l2A/cm l2B/cm l2/cm 20.00 85.10 65.10 20.00 90.20 70.20 20.00 95.21 75.21 10.00 90.40 80.40 10.00 93.90 83.90 f=75HZ 表2.3.2 测定横波波速Vf实验数据 n=2 l2A/cm l2B/cm l2/cm 5.00 94.72 89.72 10.00 86.93 76.93 5.00 74.19 69.19 10.00 72.42 62.42 30.00 87.31 57.31 m=100g
l/cm 62.60 62.90 62.37
1.750
3 2.480 62.62 0.267 0.663 0 0.66 3 2.48 4 1.59 5 1.24 6 1.05 7 0.93 8 0.84 9 0.77
lgVf-lgm
2.000, 1.800
y = 0.503x + 0.791 R² = 0.999
`l/cm 65.05 70.05 74.83 79.60 84.14
f/Hz 70 80 90 100 110
l1A/cm 12.65 17.75 40.50 39.21 44.61
n=1 l1B/cm 57.00 57.00 75.80 71.00 73.50
l1/cm 44.35 39.25 35.30 31.79 28.89