70 x 5280/3600 = 102.6 recurring fps
You have to be traveling at about 80.67 feet per second.
You would have to be traveling at 88 feet every second to achieve 60 mph.
At 60 mph you are traveling at 88 feet per second.
60 mph = 88 feet per second 50 mph = 50/60 times 88 = 73.33 feet per second
At 87 miles per hour you would be traveling 459,360 feet per hour OR 127.6 feet per second.
You have to be traveling at about 80.67 feet per second.
51.3333 feet per second
44 feet per second.
It is traveling at about 58.66 feet per second.
55 mph equals 80.66 feet per second
293.181818.....m.p.h.
You would have to be traveling at 88 feet every second to achieve 60 mph.
10 miles/hour = 14.66667 feet /sec
At 180mph you are traveling at 264 feet per second.
At 60 mph you are traveling at 88 feet per second.
You are traveling at 88 feet per second at 60 miles per hour.
60 mph = 88 feet per second 50 mph = 50/60 times 88 = 73.33 feet per second