Question

if G=6.67×10^-11 Nm^2, M=6×10^24 kg , Radius=6.4×10^6m then find g(acceleration due to gravity).​

Answer 1

Answer:

good night good dreams I didn't know that answer

Answer 2

Answer:

BTW full form is ???

This is simply because the Refractive index of the material of the lens is equal or nearly equal to the Refractive index of the liquid medium. ... So lenses inside liquid water may not be invisible.It depends on the difference of refractive indices of the material of the media