vectors

Question: Forces ${F_1}$ and ${F_2}$ act on a point mass in two mutually perpendicular directions. The resultant force on the point mass will be

1) ${F_1} + {F_2}$

2) ${F_1} - {F_2}$

3) $\sqrt {F_1^2 + F_2^2} $

4) $F_1^2 + F_2^2$

Solution:

Explanation: Explanation

addition-subtraction-vectors

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