If .g. on the surface of the earth is 9.8 ms , find its value at a depth of 3200km (radius of the earth = 6400km)

If .g. on the surface of the earth is 9.8 ms , find its value at a dep

1.	If .g. on the surface of the earth is 9.8 ms , find its value at a depth of 3200km (radius of the earth = 6400km)
Answer» SOLUTION :With d = 3200 KM `g_(d)=G[1-d/R]impliesg_(d)=4.9ms^(-2)`