When three coplanar and non-parallel forces are in equili...
When three coplanar and non-parallel forces are in equilibrium,
I. they can be represented in magnitude and direction by the three sides of a triangle taken in order.
II. their lines of action meet at a point.
III. the magnitude of anyone equals the magnitude of the resultant of the other two.
IV. any one force is the equilibrant of the other two.
Which of the following statements above are correct?
I & II only
II & III only
II, III & IV only
I, II, III & IV
I, III & IV only
Correct answer is D
No explanation has been provided for this answer.
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