vectors-m

Related Questions

• Let A and B be points with position vectors a and b with respect to the origin O. If the point C on OA is such that $2AC=CO,\,\,CD$ is parallel to OB and $|\overrightarrow{CD}|\,\,=\,\,3|\overrightarrow{OB}|,$ then $\overrightarrow{AD}$ is equal to

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• A vector coplanar with the non-collinear vectors $\mathbf{a}$ and $\mathbf{b}$ is

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• Five points given by A, B, C, D, E are in a plane. Three forces $\overrightarrow{AC},\,\,\overrightarrow{AD}$ and $\overrightarrow{AE}$ act at A and three forces $\overrightarrow{CB},\,\,\overrightarrow{DB},\,\,\overrightarrow{EB}$ act at B. Then their resultant is

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• The value of k for which the vectors $\mathbf{a}=\mathbf{i}-\mathbf{j}$ and $\mathbf{b}=-2\,\mathbf{i}+k\,\mathbf{j}$ are collinear is

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• If $\theta$ be the angle between the vectors a and b and $|\mathbf{a}\times \mathbf{b}|\,=\mathbf{a}\,.\,\mathbf{b},$ then $\theta =$

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