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QAIPM-2000-Ph-3004: NEET 2000 Physics - Class 11 AIPM-2000-Ph-3004 Solution: A body of weight 72 N moves from the surface of earth at a…
A body of weight 72 N moves from the surface of earth at a height half of the radius of earth, then gravitational force exerted on it will be
Multiple Choice Options
- A 36 N
- B 32 N
- C 144 N
- D 50 N
Step-by-Step Verified Solution
F s u r f a c e = G M m R e 2
F R e / 2 = G M m ( R e + R e / 2 ) 2 = 4 9 _ F s u r f a c e
= 4 9 _ 72 = 32 N