vectors-m

Related Questions

• If $|\mathbf{a}\,.\,\mathbf{b}|\,=3$ and $|\mathbf{a}\times \mathbf{b}|\,=4,$ then the angle between a and b is

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• If $\theta$ be the angle between the unit vectors a and b, then $\mathbf{a}-\sqrt{2}\,\mathbf{b}$ will be a unit vector if $\theta =$

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• If the resultant of two forces is of magnitude P and equal to one of them and perpendicular to it, then the other force is

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• If $\mathbf{i},\,\,\mathbf{j},\,\,\mathbf{k}$ are unit orthonormal vectors and a is a vector, if $\mathbf{a}\times \mathbf{r}=\mathbf{j},$ then a . r is

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• If $4\mathbf{i}+7\mathbf{j}+8\mathbf{k},\,\,\,2\mathbf{i}+3\mathbf{j}+4\mathbf{k}\,$ and $2\mathbf{i}+5\mathbf{j}+7\mathbf{k}$ are the position vectors of the vertices A, B and C respectively of triangle ABC. The position vector of the point where the bisector of angle A meets BC is

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