Two forces one of 12N and another of 24N act on abody in such a wey that the make an angel of 90° with each other find the resultant of the two forces
Nathanael Man , 3 Years ago
Grade 9
1 Answers
yogesh manivannan
Last Activity: 3 Years ago
Resultant of two vectors r=[a2+ b2+ 2abcostheta]1/2 where a,b: magnitude of vectors , theta: angle between the vectors Here , resultant r=[122 + 242 + 2(12)(24)cos90 ]½ = (144+576+0)1/2 = 7201/2 =26.833 Ans = 26.833
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