vectors-m

Related Questions

• If a unit vector lies in yz–plane and makes angles of ${{30}^{o}}$ and ${{60}^{o}}$ with the positive y-axis and z-axis respectively, then its components along the co-ordinate axes will be

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• $\mathbf{p}=2\mathbf{a}-3\mathbf{b},\,\,\,\mathbf{q}=\mathbf{a}-2\mathbf{b}+\mathbf{c},\,\,\mathbf{r}=-3\mathbf{a}+\mathbf{b}+2\mathbf{c};$ where a, b and c being non-zero, non-coplanar vectors, then the vector $-2\mathbf{a}+3\mathbf{b}-\mathbf{c}$ is equal to

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• If the vector $\mathbf{i}+\mathbf{j}+\mathbf{k}$ makes angles $\alpha ,\,\beta ,\,\gamma $with vectors $\mathbf{i},\,\mathbf{j},\mathbf{k}$respectively, then

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• For any two vectors a and b, ${{(\mathbf{a}\times \mathbf{b})}^{2}}$ is equal to

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• A unit vector perpendicular to the vector $4\mathbf{i}-\mathbf{j}+3\mathbf{k}$ and $-2\mathbf{i}+\mathbf{j}-2\mathbf{k}$ is

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