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Find the unit vector in the direction of...

Find the unit vector in the direction of vector `vec(PQ`, where P and Q are the points (1,2,3) and (4,5,6) respectively.

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MODERN PUBLICATION-VECTORS-Exercise
  1. Find the unit vector in the direction of the vector : vecb =2hati+hatj...

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  2. Find the unit vector in the direction of the vector : veca =2hati-3hat...

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  3. Find the unit vector in the direction of vector vec(PQ, where P and Q ...

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  4. Find the values of x and y so that the vectors 2veci+3vecj and xveci+y...

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  5. Find the values of x,y and z so that the vectors : veca=xhati+2hatj+zh...

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  6. Let a. =hati+2hatj and vecb =2hati+hatj. Is |veca |=|vecb |? Are the v...

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  7. If veca = vecb + vecc, then is it true that |veca| = |vecb| + |vecc|?...

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  8. Find the direction cosines of the vector hati+2hatj+3hatk

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  9. Show that the direction cosines of a vector equally inclined to the ax...

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  10. Show that the vector veci+vecj+veck is equally inclined to the axes O...

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  11. For given vectors,veca=2hati-hatj+2hatk and vecb=-hati+hatj-hatk , fin...

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  12. A and B are two points with position vectors 2veca-3vecb and 6vecb-vec...

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  13. P and Q are two points with position vectors 2veca+2vecb and veca +vec...

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  14. Consider two points P and Q with position vectors vec(OP) = 3veca-2vec...

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  15. Find the position vector of the mid point of the vector joining the po...

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  16. Find the position vector of mid point of the line segment AB where A i...

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  17. Find a vector in the direction of : veca=3hati-hatj+2hatk, which has m...

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  18. Find a vector in the direction of : hati-2hatj+2hatk, which has magnit...

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  19. Find a vector in the direction of : -2hati+hatj+2hatk, which has magni...

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  20. Find the scalar components and magnitude of the vector joining the poi...

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