4l |
nv0 |
l |
2 |
1 |
2 |
T |
2 |
eU0 |
2lm |
nm
| ||
4e |
m
| ||
rm |
2mv0 |
5el |
m
| ||
rn |
2mv0 |
el |
T |
2 |
T |
2 |
|
1 |
2 |
T |
2 |
1 |
4 |
nv0 |
2 |
1 |
2 |
l |
2 |
nv0t |
2 |
(4k+3) |
2 |
T |
2 |
|
T |
2 |
T |
2 |
1 |
2 |
T |
2 |
1 |
2 |
4k+1 |
4 |
2l |
n |
1 |
2 |
4k+1 |
2 |
1 |
2 |
T |
2 |
T |
2 |
1 |
2 |
1 |
2 |
T |
2 |
4k+1 |
4 |
2l |
n |
1 |
2 |
1 |
2 |
4k+3 |
2 |
4l |
nv0 |
nm
| ||
4e |
2mv0 |
el |
2mv0 |
5el |
(4k+1)l |
2 |
nv0t |
2 |
nv0t |
2 |
(4k+3) |
2 |
A.从小孔S进入磁场的粒子速度大小一定相等 |
B.从小孔S进入磁场的粒子动能一定相等 |
C.打到胶片上同一点的粒子速度大小一定相等 |
D.打到胶片上位置距离O点越远的粒子,比荷越大 |
L |
2 |
3 |
3 |
A.
| B.
| C.
| D.
|
3 |
2 |
3 |
4 |
4 |
9 |
q |
m |
3 |
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