The maximum value of resultant of two forces is 5N and the minimum value is 1N. Find the resultant of the forces when they act at an angle of 600.
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Answer:
F1+F2 = 5 and
F1-F2 = 1, so
F1 = 3 and F2 = 2
When the angle between F2 and F2 is 60 then the resultant is,
F = √( F1^2 + F2^2 + 2× F1 × F2 × cos 60)
F = √( 9+4+6)
Your answer would then be,
F = √ 19
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