The height from the earth surface at which the value of acceleration due to gravity reduces to one fourth of its value at earth surface (radius of earth = 6400 km) 1-6400 km
2- 2649 km
3- 2946 km
4-1600 km
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The height from the earth surface at which the value of acceleration due to gravity reduces to one fourth of its value at earth surface (radius of earth = 6400 km) 1-6400 km
2- 2649 km
3- 2946 km
4-1600 km
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