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Perpendicular means that the angle between the two vectors is 90 degrees - a right angle. If you have the vectors as components, just take the dot product - if the dot product is zero, that means either that the vectors are perpendicular, or that one of the vectors has a magnitude of zero.

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Q: When are vectors said to be perpendicular?
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Related questions

When sum and difference vector of two vectors are perpendicular .are the vectors too perpendicular?

Yes.


Is the sum and difference of two perpendicular vectors have same lengyhs and also perpendicular to each other?

The sum and difference of two perpendicular vectors are the same in length, but are not perpendicular unless the vectors are the same size. If they are the same size they are perpendicular, other wise they are not perpendicular.


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All vectors that are perpendicular (their dot product is zero) are orthogonal vectors.Orthonormal vectors are orthogonal unit vectors. Vectors are only orthonormal if they are both perpendicular have have a length of 1.


What is the importance of a dot product being equal to zero?

Vectors are said to be orthogonal if their dot product is zero.Vectors in Rn are perpendicular if they are nonzero and orthogonal.


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Real life example of two perpendicular vectors?

Dropping a bullet and shooting a bullet at the same time. They will touch the ground at the same time because they are perpendicular vectors.


What are physical examples of vectors which are perpendicular to their derivatives?

a balloona star


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zero is the answer


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The condition is the two vectors are perpendicular to each other.


Show that the sum and difference of two prependicular vectors of equal length are also perpendicular of same length?

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What is the dot product of two perpendicular vectors vector a and vector b respectively?

The dot product of two perpendicular vectors is 0. a⋅b = |ab|cos θ where: |a| = length of vector a |b| = length of vector b θ = the angle between the vectors. If the vectors are perpendicular, θ = π/2 radians → cos θ = cos(π/2) = 0 → a⋅b = |a| × |b| × 0 = 0 ----------------------------------------------------------------------------- The dot product can also be calculated for vectors of n dimensions as the sum of the products of the corresponding elements: a = (a1, a2, ..., an) b = (b1, b2, ..., bn) a⋅b = Σ ar × br for r = 1, 2 , ..., n With perpendicular vectors this sum is zero,