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ABCD is a quadrilateral forces BA …

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ABCD is a quadrilateral forces BA , BC , CD and DA act at point . Their resultant is n BA vector . Find the value of n ?????
  • 2 answers

Ankit Singh 6 years, 11 months ago

Thanks Lavanya

Lavanya ❤️? 6 years, 11 months ago

As the vectors AB, BC, CD, DA form a quadrilateral, their resultant is zero. AB + BC + CD + DA = 0 Therefore the sum of vector is BC+CD+CA=BA. So BA+BC+CD+DA= BA+(BC+CD+DA) = BA +BA=2BA Therefore the value of n is 2
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