Science
What does mach one refer to?
2
Answers
It is said that an aircraft is flying at Mach 1 if its speed is equal to the speed of sound in air (which is 332 metres per second or 717 miles per hour).
{{ relativeTimeResolver(1549395165178) }}
LIVE
Points
77
Rating
0
Similar Questions
Science
•
2
Answers
Science
•
1
Answer
Science
•
2
Answers
Science
•
2
Answers
Science
•
1
Answer