Questions
A tunnel is dug along a diameter of earth of mass Me and radius Re . Force on a particle of mass 'm' placed in the tunnel at a distance 'r' from the centre is :
detailed solution
Correct option is A
F=mg=mGMerRe3=GMemRe3rTalk to our academic expert!
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If there were a small alteration in gravitational force, then which of the following forces do you think would alter in some respect
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