The human ear can typically perceive sound frequencies between 20 Hz and 20,000 Hz (20 kHz).
What is the normal hearing range of a human being?
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This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.