two forces f1 and f2 of magnitude 5N each inclined at 60 degree act on a body find the resultant force
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we Know that resultant of two vectors
say A and B is given by
R = √A²+B²+2ABCos∅
Here f1 =f2 = 5N
∅ = 60°
plug in the values we get
R = √25+25+2(5)(5)cos60°
R = √50+1/2(2)(25)
R= √50+25
R=√75
say A and B is given by
R = √A²+B²+2ABCos∅
Here f1 =f2 = 5N
∅ = 60°
plug in the values we get
R = √25+25+2(5)(5)cos60°
R = √50+1/2(2)(25)
R= √50+25
R=√75
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