If a body is in equilibrium under a set of

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If a body is in equilibrium under a set of non-collinear forces, then the minimum number of forces has to be

A

$4$

B

$3$

C

$2$

D

$5$
If a body is in equilibrium under a set of non-collinear forces, then the minimum number of forces has to be
since they are non collinear therefore there must be atleast three forces for body to be in equilibrium.
Example$-$ All three forces are equal with $120^{\circ}$ difference.
Therefore, $\mathrm{B}$ is correct option.