Mathematics · Operational Amplifiers
To design a scale changer with a voltage gain magnitude of 0.5 using an inverting operational amplifier, if the input resistance R1 = 10 kΩ, then the feedback resistance Rf should be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 120 kΩ
- 215 kΩ
- 35 kΩ✓
- 410 kΩ
Correct answer
5 kΩ
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