题目列表(包括答案和解析)
| 实验次数 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | ||||
| d/×10-2m | 8.00 | 16.00 | 24.00 | 32.00 | 40.00 | 48.00 | 56.00 | ||||
| v/(m/s) | 0.49 | 0.69 | 0.85 | 0.99 | 1.09 | 1.21 | 1.50 | ||||
| v2/(m/s)2 | 0.24 | 0.48 | 0.72 | 0.98 | 1.19 | 1.46 | 2.25 | ||||
|
0.70 | 0.83 | 0.92 | 1.00 | 1.04 | 1.10 | 1.23 |
| 电流表读数I/A | 1.72 | 1.35 | 0.98 | 0.63 | 0.34 |
| 电压表读数U/V | 1.88 | 1.92 | 1.94 | 1.98 | 1.99 |
| 电流表读数I/A | 1.72 | 1.35 | 0.98 | 0.63 | 0.34 |
| 电压表读数U/V | 1.88 | 1.92 | 1.94 | 1.98 | 1.99 |
| 实验次数 | 1 | 2 | 3 | 4 | 5 | ||
| F/N | 0.49 | 0.98 | 1.47 | 1.96 | 2.45 | ||
| t/(ms) | 40.4 | 28.6 | 23.3 | 20.2 | 18.1 | ||
| t2/(ms)2 | 1632.2 | 818.0 | 542.9 | 408.0 | 327.6 | ||
|
6.1 | 12.2 | 18.4 | 24.5 | 30.6 |
| 1 |
| t2 |
| 1 |
| t2 |
| 1 |
| t2 |
| 1 |
| t2 |
| v2 |
| 2s |
(
| ||
| 2s |
| d2 |
| 2st2 |
| v2 |
| 2s |
(
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| 2s |
| d2 |
| 2st2 |
| 实验次数 | 1 | 2 | 3 | 4 | 5 | ||
| F/N | 0.49 | 0.98 | 1.47 | 1.96 | 2.45 | ||
| t/(ms) | 40.4 | 28.6 | 23.3 | 20.2 | 18.1 | ||
| t2/(ms)2 | 1632.2 | 818.0 | 542.9 | 408.0 | 327.6 | ||
|
6.1 | 12.2 | 18.4 | 24.5 | 30.6 |
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