JEE Mains 29-July-2022 Shift 1 Solved Paper

If the acceleration due to gravity experienced by a point mass at a height h above the surface of earth is same as that of the acceleration due to gravity at a depth αh(h<<Re) from the earth surface. The value of α will be ________.
‌ (use ‌Re=6400‌km‌ ) ‌