question_answer

The period of moons rotation around the earth is nearly 29 days. If moons mass were 2 fold its present value and all other things remained unchanged, the period of moons rotation would be nearly:

A)  \[29\sqrt{2}\,days\]                      

B)  \[\frac{29}{\sqrt{2}}\,days\]     

C)         \[29\times 2\,\,days\] 

D)         \[29\,\,days\]

E)  \[\frac{29}{2}\,\,days\]