What is the highest frequency contained in a pulse that has a rise and fall time equal to 10 microseconds (10 μ s)?

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What is the highest frequency contained in a pulse that has a rise and fall time equal to 10 microseconds (10 μ s)? Answer: 35 kHz

Question context

This question is part of ⚡ Electrical Engineering within the broader 🛠️ Engineering Essentials subject and appears in the DemoPaper-Pakistan preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.