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Projection of the vector 2i+3j-2k on the...

Projection of the vector `2i+3j-2k` on the vector `i+2j+3k` is

A

`2//sqrt((14))`

B

`1//sqrt((14))`

C

`3//sqrt((14))`

D

none of these

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The correct Answer is:
A
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ML KHANNA-ADDITION AND MULTIPLICATION OF VECTORS -Problem Set (2) (MULTIPLE CHOICE QUESTIONS)
  1. Let vec u , vec va n d vec w be such that | vec u|=1,| vec v|=2a n d|...

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  2. a =hati +hatj-hatk, b = hati -2hatj +hatk, c = hati -hatj-hatk, then a...

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  3. Projection of the vector 2i+3j-2k on the vector i+2j+3k is

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  4. If a = 2i+j+2k, b=5i-3j+k, then orthogonal projection vector of a and ...

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  5. Given two vectors a = 2i -3j+6k, b=2i+2j-k and p = ("the projection of...

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  6. Show that the vector of magnitude sqrt(51) which makes equal anges wit...

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  7. In a parallelopiped the ratio of the sum of the squares on the four d...

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  8. A line makes angles alpha,beta,gammaa n ddelta with the diagonals of a...

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  9. If vec a , vec ba n d vec c are unit vectors, then | vec a- vec b|^2+...

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  10. The modulus of the sum of three mutually perpendicular unit vectors is

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  11. If a + b + c = 0, |a| = 3, |b| = 5, |c| = 7, then the angle between a ...

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  12. If a, b , c are vectors such that c = a + b and a. b = 0 , then

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  13. If a, b, c are three unit vectors such that a+b+c=0. Where 0 is null v...

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  14. Let vec u , vec v and vec w be vector such vec u+ vec v+ vec w= ...

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  15. If a , b, c are three vectors such that a + b + c = 0 and |a| = 1, |b|...

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  16. If vec a , vec b ,a n d vec c are mutually perpendicular vectors o...

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  17. If |veca| =3, |vecb|=4 and |vecc|=5 such that each is perpendicular to...

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  18. let a, b, c be three vectors such that a. (b + c) = b. (c + a) = c. (a...

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  19. If |a| = |b| = |a + b| = 1, then |a-b| is equal to

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  20. If all the vectors a, b, c, a + b, b + c and a + b +c be unit vectors...

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