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An iron sphere of mass 10 kg has the same diameter as an aluminium sphere of mass is 3.5 kg. Both spheres are dropped simultaneously from a tower. When they are 10 m above the ground, they have the same
The correct answer is (a) acceleration.
Both spheres experience the same acceleration due to gravity (g = 9.8 m/s²) regardless of their mass. In free fall, acceleration is independent of mass, so both spheres fall with the same acceleration.
Class 9th Science NCERT MCQ Questions
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