If you mean what is 90km/h converted to km/s then the answer is 0.025km/s (or 25m/s).
Chat with our AI personalities
(90 mile/hour) x (1.609344 kilometer/mile) x (1 hour/3,600 sec) = 0.04023 km/sec (rounded)40.234 meters per second (rounded)
it is 180 feet per second. 90 feet per half a second. 45 feet per quarter second. in other words, it traveles about a mile in 32 seconds.
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 90 Kilometers.
5 miles in 90 minutes 1 mile in 90/5 = 18 minutes 1 mile is 5280 feet, so you are walking 5280/18 feet per minute = 293 and 6/18 feet per minute which is 293 and 1/3 feet per minute 1 minute is 60 seconds, so you are walking (293 and 1/3)/(60) feet per second which is (880/180) = 88/18 = 44/9 = 4 and 8/9 feet per second or 4.8888 feet per second