题目内容
两电阻R1、R2的伏安特性曲线如图所示,由图可知,这两个电阻阻值之比R1:R2=______.
电阻R1=
=
=
,电阻R2=
=
=
则两个电阻阻值之比R1:R2=1:3
故答案为:1:3
| 1 |
| k1 |
| 1 |
| tan60° |
| 1 | ||
|
| 1 |
| k2 |
| 1 |
| tan30° |
| 3 |
则两个电阻阻值之比R1:R2=1:3
故答案为:1:3
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| 1 |
| k1 |
| 1 |
| tan60° |
| 1 | ||
|
| 1 |
| k2 |
| 1 |
| tan30° |
| 3 |