A weather satellite in circular orbit around Earth completes one orbit every 5 hours. The radius of Earth is about 6,400 km and the satellite is positioned 4,700 km above the Earth. How far does the satellite travel in 1 hour? Round your answer to the nearest kilometer.

Question

cwrw238 · Answer

the satellite  travels through a circular path  at a distance of (6400 + 4700 ) km from center of the earth
first calculate the circumference of this circle
 then its velocity =  this measure of the circumference / 5  km / hour
and thats your answer

anonymous · Answer

Hey Guys.
Help 
@adi.arju.2000

anonymous · Answer

11100 * 2π/5 km/hr * 1hr = 13949

cwrw238 · Answer

length of its orbit = (4700+ 6400) * 2* pii

cwrw238 · Answer

right

cwrw238 · Answer

13949 km is correct

anonymous · Answer

Gys really appreciate it if u helped me on a question
Medal on this page  + Medal on my question page + fan.
@adi.arju.2000
Thanks :)

P.S the question is;
A drum vibrates 180 times in 2 seconds. If the speed of sound is 340m/s, what is the period, frequency and wavelength of the waves produced by the drum? The speed of light is 3 X 10^8m/s.