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If |veca|=13,|vecb|=5 and veca*vecb=60, ...

If `|veca|=13,|vecb|=5` and `veca*vecb=60`, then find `|vecaxxvecb|`.

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MODERN PUBLICATION-VECTORS-Exercise
  1. Given that veca cdot vecb = 0 and vecaxxvecb = vec0. What can you conc...

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  2. Find |veca*vecb|, if |veca|=5,|vecb|=13 and |vecaxxvecb|=25.

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  3. If |veca|=13,|vecb|=5 and veca*vecb=60, then find |vecaxxvecb|.

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  4. Find lambda and mu if : (2hati+6hatj+27hatk)xx(hati+lambdahatj+muhatk)...

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  5. If veca=2hati+sqrt3hatj+3hatk and vecb=3hati+2hatj-2sqrt3hatk, then : ...

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  6. If veca=2hati+sqrt3hatj+3hatk and vecb=3hati+2hatj-2sqrt3hatk, then : ...

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  7. If veca=2hati+sqrt3hatj+3hatk and vecb=3hati+2hatj-2sqrt3hatk, then : ...

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  8. If veca=2hati+sqrt3hatj+3hatk and vecb=3hati+2hatj-2sqrt3hatk, then : ...

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  9. If a unit vector veca, makes angles pi/3with hati, pi/4wih hatj and...

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  10. Prove that the unit vcetor perpendicular to each of the vcetors 2hati-...

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  11. Show that the three points veca-2vecb+3vecc, 2veca+3vecb-4vecc and -7v...

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  12. With help of vectors find the area of the triangle with vertices A(2,3...

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  13. Find, with help of vectors, the area of the triangle with vertices : A...

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  14. Find the area of triangle with vertices (1,2,4),(3,1,-2)and(4,3,1).

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  15. Find the value of 'x' if the area of triangle is 35 square cm. With ve...

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  16. If veca,vecb,vecc are any three vectors then prove that. vecaxx(vecb...

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  17. If veca,vecb,vecc are three vectors such that vecaxxvecb=vecc,vecbxxve...

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  18. If veca,vecb,vecc are mutually perpendicular unit vectors and vecaxxve...

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  19. If veca=hati+4hatj+2hatk , vecb=3hati-2hatj+7hatk and vecc=2hati-hatj+...

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  20. If vecaxxvecb=vecbxxvecc ne vec0, show that veca+vecc=vec(mb) m being ...

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