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Two point masses  and  having masses in the ratio 4:3 are separated by a distance of 1 m. When another point mass  of mass  is placed in between  and , the force between  and  is  rd of the force between  and . Then the distance of  from  is

a)

b)

c)

d)


Question ID - 55196 :-

Two point masses  and  having masses in the ratio 4:3 are separated by a distance of 1 m. When another point mass  of mass  is placed in between  and , the force between  and  is  rd of the force between  and . Then the distance of  from  is

a)

b)

c)

d)

1 Answer
5876 Votes
3537

Answer Key : (a) -

(a)

Let a point mass  is placed at a distance of  m from the point mass  as shown in the figure

Here, , Force between  and  is

   …(i)

Force between  and  is

   …(ii)

According to given problem

     [Using (i) and (ii)]

Or  or

 or



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(log55)(log49)(log32) is equal to

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(b)

(c)

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