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How do you deduce that two vectors are p...

How do you deduce that two vectors are perpendicular?

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If the scalar product of two vectors `vecA & vecB` is zero. i.e. `vecA.vecB cos theta=0`, then the given vectors are perpendicular which is of orthogonal to each other because `cos90^(@)=0`.
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Knowledge Check

  • vceAandvecB are two vectors, if vecAandvecB are perpendicular to each other

    A
    `barAxxbarB=0`
    B
    `barAxxbarB=1`
    C
    `barA.barB=0`
    D
    `barAxxbarB=AB`

  • How do you create code in Scratch?

    A
    Copy and paste code.
    B
    Draw blocks in the editor.
    C
    Write code in the editor.
    D
    Snap blocks together.

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