railway RRB Technician Grade 1 Mock Test 2024 Physics Gravitation Acceleration due to gravity below and above the surface of earth
The weight of a body at the surface of earth is 18 N. The weight of the body at an altitude of 3200 km above the earth’s surface is (given, radius of earth Re = 6400 km):
1
8 N
2
4.9 N
3
9.8 N
4
19.6 N