At what height h above the Earth's surface does the acceleration due to gravity become g / 9, where g is its value at the Earth's surface and R is the Earth's radius?

Physics · Gravitation · Acceleration Due to Gravity & Escape Velocity

JEE Mains 2026 4 April Evening Shift

At what height h above the Earth's surface does the acceleration due to gravity become g / 9, where g is its value at the Earth's surface and R is the Earth's radius?

Options