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What is the speed of sound in air at room temperature (20°C)?

Practice Questions

Q1
What is the speed of sound in air at room temperature (20°C)?
  1. 343 m/s
  2. 300 m/s
  3. 1500 m/s
  4. 1200 m/s

Questions & Step-by-Step Solutions

What is the speed of sound in air at room temperature (20°C)?
Correct Answer: 343 m/s
  • Step 1: Understand that sound travels through air as a wave.
  • Step 2: Know that the speed of sound can change based on temperature.
  • Step 3: Recognize that at room temperature, which is about 20°C, the speed of sound is measured.
  • Step 4: Find the approximate speed of sound in air at 20°C, which is 343 meters per second (m/s).
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