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What is the speed of sound in air?

What is the speed of sound in air?

  • (a) 1,347 km/h
  • (b) 1,235 km/h
  • (c) 1,290 km/h
  • (d) 1,495 km/h
  • At room temperature, which is around 20°C, the speed of sound in air is around 343 meters per second.
  • If we convert this to kilometers per hour, we get:
  • 343 × 3.6 = 1234.8 km/h, or around 1,235 km/h.
  • Correct answer: (b) 1,235 km/h
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 ‘NATO’ is an abbreviation of:

March 18, 2026 No Comments
  • (A) North Atlantic Treaty Organization
  • (B) Non-Aligned Treaty Organization
  • (C) Non-Aligned Trading Organization
  • (D) North American Transport Organization

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