Asked by Christy
Your electronic friend needs a 20 ohms resistor but has only 40 ohms resistor. He tells you that he can combine them to produce a 20 ohms resistor? How?
Answers
Answered by
drwls
If you have two 40 ohms, arrange them in parallel.
If you have one, you are out of luck.
If you have one, you are out of luck.
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