The resultant of two equal forces is equal to either. Find out the angle between in them.
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If two vectors are equal in magnitude the the angle between them will always be equal to 120 degree.
namitasahoo48:
Give calculation please
Ok
Ok
as stated in the equation |R|=|F1|=|F2|=F
therefore eq 1 becomes as. F=underroot F^2+F^2+2F^2cos theta=underroot 2F^2+2F^2cos theta
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