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There are two vectors of same magnitude 5 and addition of them have magnitude `5sqrt(3)` then what is magntude of their differenceA. 5B. 0C. 10D. g |
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Answer» `|vecA+vecB|=2(5)cos(theta)/(2)=5sqrt(3)` `theta=60^(@)` `|vecA-vecB|=2(5)sin(60)/(2)=5` |
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