There are 5,280 feet in a mile. So 90 miles per hour is 475,200 feet per hour. (90 x 5280)
475,200 divided by the 60 minutes in the hour comes out to 7920 feet per minute. Dividing 7920 feet per minute by the sixty seconds in a minute comes to 132 feet per second.
This is also, if you are interested, 44 yards per second. (132 feet per second divided by three feet in a yard)
About 41 feet per second.
35 mph = 51.33 feet per second.
84 mph = 123.2 feet per second
45 mph = 66 feet per second
60 mph = 88 feet per second 50 mph = 50/60 times 88 = 73.33 feet per second
At 1000 mph, there are approximately 1467 feet per second.
2,200 feet per second is 1,500 mph
55 mph = 80.6666 feet per second
350 feet per second = 238.64 mph
15 mph = 22 feet per second
40 mph = about 58.6 feet per second.
69 mph is 101.2 feet per second.
To convert mph to feet per second, you can use the conversion factor of 1 mph = 1.46667 feet per second. Therefore, 74.0625 mph is equivalent to about 108.67917 feet per second.
125 mph = 183.33 feet per second.
132 feet per second at 90 mph.
1.46 feet per second at 1 mph.
(19 (mph) * 1760 * 3) / 3600 = 27.86 feet per second (approx) > mph>yards per hour>feet per hour>feet per second