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Find a vector of magnitude 7 , which is ...

Find a vector of magnitude 7 , which is perpendicular to both the vectors : `2hati-hatj+hatk` and `hati+hatj-hatk`

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The correct Answer is:
`(hatj+hatk)`
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Find a vector of magnitude 9, which is perpendicular to both the vectors : 4hati-hatj+3hatk and -2hati+hatj-2hatk .

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Find a vector of magnitude 19, which is perpendicular to both the vectors : 4hati-hatj+8hatk and -hatj+hatk .

Find a vector of magnitude sqrt(171) , which is perpendicular to both of the vectors veca=hati+2hatj-3hatk and vecb=3hati-hatj+2hatk

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ACCURATE PUBLICATION-VECTOR ALGEBRA-QUESTIONS CARRYING 2 MARKS
  1. Find a vector of magnitude 9, which is perpendicular to both the vecto...

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  2. Find a vector of magnitude 19, which is perpendicular to both the vect...

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  3. Find a vector of magnitude 7 , which is perpendicular to both the vect...

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  4. Determine the area of a parallelogram whose adjacent sides are represe...

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  5. Find the area of a parallelogram whose adjacent sides are : 3hati-4h...

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  6. Find the area of a parallelogram whose adjacent sides are veca=2hati-h...

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  7. Find the area of the parallelogram whose adjacent sides are given by t...

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  8. Find the area of parallelogram whose adjacent sidesa are given by the ...

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  9. The two adjacent sides of a parallelogram are given by the vectors 2ha...

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  10. Find the area of the parallelogram whose diagonals are veca=hati+2hatj...

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  11. Find the area of the parallelogram whose diagonals are veca=3hati-hatj...

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  12. Find the area of the parallelogram whose diagonals are : veca=hati-2ha...

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  13. If veca=2hati-3hatj+4hatk and vecb=5hati+hatj-hatk represents sides of...

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  14. Find the value of a+b, if the points (2,a,3),(3,-5,b) and (-1,11,9) ar...

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  15. Find the area of the triangle formed by the points A(1,1,1),B(1,2,3) a...

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  16. Find the area of triangle with vertices (1,1,2),(2,3,5),(1,5,5).

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  17. Using vectors find the area of the triangle ABC with vertices A(1,0,3)...

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  18. Find the area of the triangle fonned by the points A (1,2,4), B(3,1,-2...

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  19. Using vectors, find the area of the triangle having vertices A (2, 5, ...

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  20. Using vectors, find the area of the triangle having vertices A (3, 2, ...

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