Physics · Amplifiers
Two identical amplifiers, each having an upper cut-off frequency f H , are cascaded with negligible loading effect. What is the modified upper cut-off frequency of the cascaded system?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1f H √(√2 - 1)
- 2f H √(√2 - 1)✓
- 3f H 2
- 42f H
Correct answer
f H √(√2 - 1)
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