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In an equilateral triangle ABC, AL, BM, and `CN` are medians. Forces along BC and BA represented by them will have a resultant represented by
A. 2AL
B. 2BM
C. 2CN
D. AC

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Correct Answer - B
`vec(B)A+vec(B)C=vec(B)D`
`vec(B)A+vec(B) C=2vec(B)M`.
Hence, the answer is `2BM`.
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