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The unit vector parallel to the resultan...

The unit vector parallel to the resultant of the vectors `hati+hatj-hatk " "" and"" " hati-2hatj+hatk`is

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PREMIERS PUBLISHERS-Vector Algebra -I-Solution to Exercise(8.5)
  1. The value of vec(AB)+vec(BC)+vec(DA)+vec(CD)is

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  2. If veca+2vecb and 3veca+mvecb are parallel, then the value of m is

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  3. The unit vector parallel to the resultant of the vectors hati+hatj-hat...

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  4. A vector vec(OP) makes 60^(@) and 45^(@) with the positive direction o...

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  5. If vec(BA) = 3hati+2hatj+hatk and the position vector of B is hati+3ha...

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  6. A vector makes equal angle with the positive direction of the coordina...

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  7. The vectors veca-vecb,vecb-vecc,vecc-veca are

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  8. If ABCD is a parallelogram, then vec(AB)+vec(AD)+vec(CB)+vec(CD) is e...

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  9. One of the diagonals of parallelogram ABCD with veca and vecb as adjac...

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  10. If veca,vecb are the position vectors A and B then which one of the fo...

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  11. If veca,vecb,vecc are the position vectors of three collinear points, ...

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  12. If vecr=(9veca+7vecb)/(16) then the point P whose position vector vecr...

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  13. If lambdahati+2lambdahatj+2lambdahatk is a unit vector,then the value ...

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  14. Two vertices of a triangle have position vectors 3hati+4hatj-4hatk and...

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  15. If |veca+vecb|=60,|veca-vecb|=40" ""and"" " |vecb|=46,"then" |veca|is

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  16. If veca and vecb having same magnitude and angle between them is 60^(@...

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  17. The value of thetain(0,(pi)/(2)) for which the vectors veca=(sintheta)...

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  18. If |veca|=13,|vecb|=5 and veca.vecb = 60 then |vecaxxvecb| is

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  19. Vectors veca and vecb are inclined at an angle theta = 120^(@). If |ve...

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  20. If veca and vecb are two vectors of magnitude 2 and inclined at an ang...

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