Question

Q1: An artificial satellite is moving in a cricular orbit of radius 4250 km calculate it's speed if it takes 24 hours to revelve around the earth?​

Answer 1

Answer:

Explanation:Correct option is

A

3.07 kms  

−1

 

Distance covered by the satellite in 24 hours

s=2πr

  =2×3.14×42250=265464.58 km

Therefore speed of satellite,

v=  

time taken

distance travelled

​  

=  

24×60×60

265464.58

​  

=3.07 km s  

−1