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Two vectors in space are equal only if...

Two vectors in space are equal only if they have equal component in a. a given direction               b. two given directions c. three given directions        d. in any arbitrary direction

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CENGAGE PUBLICATION-VECTOR ALGEBRA-All Questions
  1. Let vec a=alpha hat i+2 hat j-3 hat k , vec b=alpha hat i+2alpha hat ...

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  2. Let vec a , vec b a n d vec c be three vectors having magnitudes 1...

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  3. Two vectors in space are equal only if they have equal component in ...

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  4. Let vec a= hat i- hat j , vec b= hat j- hat ka n d vec c= hat k- hat ...

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  5. If vectors vec aa n d vec b are two adjacent sides of a parallelogr...

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  6. If vec axx( vec bxx vec c) is perpendicular to ( vec axx vec b)xx vec...

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  7. [(vecaxxvecb) (veccxxvecd) (vecexxvecf)]is equal to (a)[vecavecbvec...

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  8. vec a, vec ba n d vec c are non-collinear if vec axx( vec bxx vec c)+...

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  9. If veca and vecb are unit vectors, then angle between veca ...

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  10. If vec a| vec b , then vector vec v in terms of vec aa n d vec b sa...

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  11. If vec a^'= hat i+ hat j , vec b^'= hat i- hat j+2 hat k and vec c^' ...

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  12. If vec a= hat i+ hat j , vec b= hat j+ hat k , vec c= hat k+ hat i , ...

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  13. If unit vectors vec a and vec b are inclined at angle 2theta such t...

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  14. Let vec a , vec ba n d vec c be three non-coplanar vectors and ve...

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  15. Let vec a=a1 hat i+a2 hat j+a3 hat k , vec b=b1 hat i+b2 hat j+b3 hat...

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  16. A ,B ,Ca n dD are four points such that vec A B=m(2 hat i-6 hat j+2 h...

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  17. Let vec a= hat i+ hat j+ hat k , vec b= hat i- hat j+ hat ka n d vec ...

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  18. If hat a , hat b ,a n d hat c are unit vectors, then | hat a-hat b|^2...

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  19. Which of the following expressions are meaningful? a. vec u.(vec vx...

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  20. Find the value of lambda if the volume of a tetrahedron whose vertic...

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