MCQOPTIONS
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| 1. |
A number of forces acting at a point will be in equilibrium if_________________? |
| A. | their total sum is zero |
| B. | two resolved parts in two directions at right angles are equal |
| C. | sum of resolved parts in any two per-pendicular directions are both zero |
| D. | all of them are inclined equally |
| E. | none of the above |
| Answer» D. all of them are inclined equally | |