SOLUTION: The earth has a 4000 mile radius and rotates one revolution every 24 hours. What is the linear speed of a point on the equator, in miles per hour.

Question 678256: The earth has a 4000 mile radius and rotates one revolution every 24 hours. What is the linear speed of a point on the equator, in miles per hour.
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
The earth has a 4000 mile radius and rotates one revolution every 24 hours. What is the linear speed of a point on the equator, in miles per hour.
**
circumference of earth at equator=2πr=2π*4000=8000π miles
linear speed of a point on the equator=8000π mi/24hrs≈1047 mi/hr
RELATED QUESTIONS
The radius of Earth is 6,371 kilometers. A space shuttle orbits 315 kilometers above the... (answered by ankor@dixie-net.com)

Can someone help me solve the following word trigonometric problem here? here's the... (answered by Alan3354)

I have this question for a trig test and never seen anything like this in class before.... (answered by lwsshak3)

A planet rotates on an axis through its poles and 1 revolution takes 1 day (1 day is... (answered by ikleyn)

A carousel has a radius of 19 feet and takes 30 seconds to make one complete revolution.... (answered by nerdybill)

a satellite has an elliptical orbit around the earth with one focus at the earths center... (answered by Edwin McCravy)

The earth has a radius of approximately 6400 km. How many radians per second is the earth (answered by Alan3354)

A Satellite in Geostationary orbit stays over the same spot on earth. The satellite... (answered by nerdybill)

A jet is traveling westward with the sun directly overhead. That is, the jet is on a line (answered by csr212)