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two spherical bodies of masses m and 4m and radii R and 2R respectively are released in free space with initial separation between their centres =15R.if they attract each other due to gravitational force only,then the distance covered by smaller sphere just before collision will be |
| Answer» two spherical bodies of masses m and 4m and radii R and 2R respectively are released in free space with initial separation between their centres =15R.if they attract each other due to gravitational force only,then the distance covered by smaller sphere just before collision will be | |