Deepanshu Sati posted an Question
July 20, 2021 • 20:51 pm 30 points
  • IIT JAM
  • Physics (PH)

Anti perllel vector are always negetive why

anti perllel vector are always negetive why. .

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  • Priyanka kumari best-answer

    when vectors are antiparallel , then angle between them is 180°. Cos180°= -1. kindly see the attached file for more detail....

    cropped5438418213433273057.jpg
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