Very hard Difficulty
Very-hard questions are the ultimate test of your expertise and preparation. They demand not just knowledge, but creativity and strategic thinking, often addressing unique or highly technical aspects of your field.
Circuits question
Circuits questions evaluate your understanding of electronic fundamentals. Demonstrate your ability to analyze, design, and troubleshoot electrical components, showing knowledge of circuit theory and practical implementation challenges.
Here's a Hint
Consider how propagation delays through the inverter chain affect the feedback to the NAND gate, and sketch the input and output waveforms to visualize the relationship.
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