The ratio of maximum and minimum resultant of two forces is $7 : 1$ . The ratio of the forces are :

4 : 3

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2 : 3

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8 : 1

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6 : 7

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Solution

The correct option is A $4 : 3$
Let $F_{1} & F_{2}$ be the two forces:
So, $\frac{F_{1} + F_{2}}{F_{1} - F_{2}} = \frac{7}{1}$
By componendo-dividendo, $\frac{F_{1}}{F_{2}} = \frac{7 + 1}{7 - 1} o r \frac{F_{1}}{F_{2}} = \frac{8}{6} = \frac{4}{3}$

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