Physics, asked by brain7387, 1 year ago

The speed of sound in hydrogen is 144 km per hour what is the speed of sound in air

Answers

Answered by ashishsuvarna59

At 20°C (68°F), the speed of sound in air in about 343 meters per second (1,234.8 km/h; 1,125 ft/s; 767 mph; 667 km), or a kilometer in 2.9 s or mile in 4.7 s

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