Engineering Board Exam Reviewer · Voltage, Current and Resistance · easy
A 10 k potentiometer has its wiper set 30% of the way from one end. What is the resistance between the wiper and that end?
- 7 k
- 0.3 k
- 30 k
- 3 k
Answer
D. 3 k
Solution
Resistance is proportional to wiper position: 0.30×10 k =3 k .
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