题目内容
已知公式:
=
+
,若R1=10,R2=15,则R=______.
| 1 |
| R |
| 1 |
| R1 |
| 1 |
| R2 |
∵R1=10,R2=15,
∴
=
+
=
+
=
=
=
,
∴R=6.
故答案为6.
∴
| 1 |
| R |
| 1 |
| R1 |
| 1 |
| R2 |
| 1 |
| 10 |
| 1 |
| 15 |
| 3+2 |
| 30 |
| 5 |
| 30 |
| 1 |
| 6 |
∴R=6.
故答案为6.
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+
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| 1 |
| R |
| 1 |
| R1 |
| 1 |
| R2 |
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