vectors-m

Related Questions

• If three points A, B and C have position vectors $(1,\,x,\,3),\,\,(3,\,4,\,7)$ and $ap+bq+cr=1$ respectively and if they are collinear, then $(x,\,y)=$

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• If $\overrightarrow{A}=3\mathbf{i}+\mathbf{j}+2\mathbf{k}$ and $\overrightarrow{B}=2\mathbf{i}-2\mathbf{j}+4\mathbf{k}$ and ? is the angle between $\overrightarrow{A}$ and $\overrightarrow{B},$ then the value of $\sin \theta $ is

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• If the vectors $a\mathbf{i}+b\mathbf{j}+c\mathbf{k}$ and $p\mathbf{i}+q\mathbf{j}+r\mathbf{k}$ are perpendicular, then

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• The horizontal force and the force inclined at an angle ${{60}^{o}}$ with the vertical, whose resultant is in vertical direction of P kg, are

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• The projection of a along b is

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