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If a is a unit vector such that vec axx...

If `a` is a unit vector such that ` vec axx hat i= hat j` find `veca .hatidot`

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RD SHARMA ENGLISH-VECTOR OR CROSS PRODUCT -All Questions
  1. If vec a\ a n d\ vec b are two vectors such that | vec a|=| vec a...

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  2. If vec a\ a n d\ vec b are unit vectors then write the value of | ve...

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  3. If a is a unit vector such that vec axx hat i= hat j find veca .hati...

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  4. If vec c is a unit vector perpendicular to the vectors vec a\ a n d\...

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  5. Find the angle between two vectors vec a\ a n d\ vec b with magnitud...

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  6. Vectors vec a\ a n d\ vec b are such that | vec a|=3,\ | vec b|=2/3a...

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  7. Find lambda, if (2 hat i+6 hat j+14 hat k)xx( hat i-lambda hat j+7 hat...

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  8. Write the value of ( hat ixx hat j)dot hat k+( hat j xx hat k)dot hat ...

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  9. Find a vector of magnitude sqrt(171) which is perpendicular to both of...

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  10. If vec a is any vector, then ( vec axx hat i)^2+( vec axx hat j)^2+( ...

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  11. If vec adot vec b= vec adot vec c\ a n d\ vec axx vec b= vec axx vec...

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  12. The vector vec b=3 hat i+4 hat k is to be written as the sum of a ...

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  13. The unit vector perpendicular to the plane passing through point P( ha...

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  14. If a ,\ b represent the diagonals of a rhombus, then vec axx vec b= v...

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  15. Vectors vec a\ a n d\ vec b are inclined at angel theta=120^0 . If |...

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  16. If vec a= hat i+ hat j- hat k ,\ vec b=- hat i+2 hat j+2 hat k\ a n ...

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  17. A unit vector perpendicular to both hat i+ hat j\ a n d\ hat j+ hat ...

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  18. If vec a=2 hat i-3 hat j- hat k\ a n d\ b= hat i+4 hat j-2 hat k ,\ t...

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  19. If hat i ,\ hat j ,\ hat k\ are unit vectors, then hat idot hat j...

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  20. If theta is the angle between the vectors 2 hat i-2 hat j+4 hat k\ a n...

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