Gravitation Question 310

Question: A mass M is split into two parts m and (M- w), which are then separated by a certain distance. What ratio of m/M maximizes the gravitational force between the two parts?

Options:

A) [13]

B) [12]

C) [14]

D) [15]

Show Answer

Answer:

Correct Answer: B

Solution:

  • [F=Gm(Mm)r2] For maximum value of F,[dF/dm=0] and so m=M/2.


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