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depends on several factors. the speed of sound is 343 meters per second (1,125 feet/s). This equates to 1,236 kilometers per hour (768 mph), or about one kilometre in three seconds and about one mile in five seconds.

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Laurence Aufderhar

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1y ago
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14y ago

depends on several factors. the speed of sound is 343 meters per second (1,125 feet/s). This equates to 1,236 kilometers per hour (768 mph), or about one kilometre in three seconds and about one mile in five seconds.

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Wiki User

11y ago

The speed of sound is 760 mph there is a simple maths equation to find out what it is in fps. I have done this and have figured out that:

760 mph (The sound barrier) is 1114.66666666

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Anonymous

Lvl 1
3y ago

1000

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Anonymous

Lvl 1
3y ago

1100

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Q: How many feet per second is the sound barrier?
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1,100 feet per second = 66,000 feet per minute


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