A body hanging from a spring stretches it by 1 cm at the earth's surface. how much will the same body stretch the spring at a place 16400 km above the earth"s surface (Radius of the earth = 6400 km)
| A. |
1.28 cm |
| B. |
0.64 cm |
 |
| C. |
3.6 cm |
| D. |
0.12 cm |