题目列表(包括答案和解析)
10 |
π |
半径r/cm | 质量m/kg | 角速度ω(rad/s) | 圈数 | 转动动能Ek/J |
4 | 1 | 2 | 8 | |
4 | 1 | 3 | 18 | |
4 | 1 | 4 | 32 | |
4 | 2 | 2 | 16 | |
4 | 3 | 2 | 24 | |
4 | 4 | 2 | 32 | |
8 | 1 | 2 | 16 | |
12 | 1 | 2 | 24 | |
16 | 1 | 2 | 32 |
半径r/cm | 质量m/kg | 角速度ω(rad/s) | 圈数 | 转动动能Ek/J |
4 | 1 | 2 | 8 | |
4 | 1 | 3 | 18 | |
4 | 1 | 4 | 32 | |
4 | 2 | 2 | 16 | |
4 | 3 | 2 | 24 | |
4 | 4 | 2 | 32 | |
8 | 1 | 2 | 16 | |
12 | 1 | 2 | 24 | |
16 | 1 | 2 | 32 |
10 |
π |
半径r/cm | 质量m/kg | 角速度ω(rad/s) | 圈数 | 转动动能Ek/J |
4 | 1 | 2 | 8 | |
4 | 1 | 3 | 18 | |
4 | 1 | 4 | 32 | |
4 | 2 | 2 | 16 | |
4 | 3 | 2 | 24 | |
4 | 4 | 2 | 32 | |
8 | 1 | 2 | 16 | |
12 | 1 | 2 | 24 | |
16 | 1 | 2 | 32 |
半径r/cm | 质量m/kg | 角速度ω(rad/s) | 圈数 | 转动动能Ek/J |
4 | 1 | 2 | 8 | |
4 | 1 | 3 | 18 | |
4 | 1 | 4 | 32 | |
4 | 2 | 2 | 16 | |
4 | 3 | 2 | 24 | |
4 | 4 | 2 | 32 | |
8 | 1 | 2 | 16 | |
12 | 1 | 2 | 24 | |
16 | 1 | 2 | 32 |
1 |
6 |
2 1 |
3 1 |
4 2 |
1 0 |
2 1 |
3 1 |
2 1 |
3 1 |
4 2 |
1 0 |
4 2 |
2 1 |
1 0 |
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