TWO FORCES F1 AND F2 ARE ACTING AT RIGHT ANGLE TO EACH OTHER FIND THE EXPRESSION FOR THE RESULTANT FORCE?
3 answers
Resolve F1 and F2 into x- and y-components, and then just add them up.
Fr = Sqrt(F1^2 + F2^2) = Resultant force
R=SQUARE ROOT OF SUM OF THE SQUARES OF THE TWO FORCES F1 AND F2