UPSC CAPF (AC) 2024 Paper I · Question 25

Question 25 of the UPSC CAPF (AC) 2024 Paper I (4 August 2024). Try it first, then open the answer and explanation.

1. CAPF 2024 · P-I · Q25 · General Science · Physics

   Which one of the following is the audible range of hearing for humans?

   1. 20 kHz - 200 kHz
   2. 20 Hz - 20 kHz
   3. 20 Hz - 35 kHz
   4. 20 Hz - 40 kHz

   निम्नलिखित में से कौन-सी, मानवों के सुनने की श्रव्य सीमा (audible range) है?

   1. 20 kHz - 200 kHz
   2. 20 Hz - 20 kHz
   3. 20 Hz - 35 kHz
   4. 20 Hz - 40 kHz
   Show answer

   Answer: (2) 20 Hz - 20 kHz

   उत्तर: (2) 20 Hz - 20 kHz

   The human ear can hear sound of frequency from about 20 Hz to 20,000 Hz (20 kHz). Sound below 20 Hz is infrasound and above 20 kHz is ultrasound.

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