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The product of veca.vecb equals to:...

The product of `veca.vecb` equals to:

A

`vecb.veca`

B

`vecb.veca`

C

0

D

None of these

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The correct Answer is:
B
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If veca=2hati-hatj+hatk and vecb=2hatj-hatk then veca.vecb is equal to :

If veca=3hati-hatj+2hatk and vecb=2hati+3hatj+3hatk then veca.vecb is equal to :

If 2(veca.vecb)= |veca||vecb| then angle between veca and vecb equals to ,

If the projection of vecb on veca is twice the projection of veca on vecb , then |vecb|-|veca| is equal to :

If |veca|=2,|vecb|=7 and veca.vecb = 7, then angle between veca and vecb equals to ,

If sqrt2(veca.vecb)= |veca||vecb| then angle between veca and vecb equals to ,

If |veca|=2,|vecb|=5 and veca.vecb = 5, then angle between veca and vecb equals to ,

If vectors veca and vecb are non collinear then veca/(|veca|)+vecb/(|vecb|) is (A) a unit vector (B) in the plane of veca and vecb (C) equally inclined to veca and vecb (D) perpendicular to veca xx vecb

If veca and vecb are two vectors, can veca+vecb be equal to zero?

If |veca|=2,|vecb|=3 and veca*vecb=3 , then the angle between veca and vecb equals :

OMEGA PUBLICATION-VECTOR ALGEBRA -MULTIPLE CHOICE QUESTIONS (MCQs)
  1. Let the vectors veca and vecb be such that |veca|=3 and |vecb|=(sqrt2)...

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  2. Area of a rectangle having vertices : A(-hati+1/2 hatj+4hatk),B(hati+1...

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  3. If theta is the angle between two vectors veca and vecb, then veca c...

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  4. Let veca and vecb be two unit vectors and theta is the angle between t...

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  5. If (hati,hatj,hatk) are the usual three perpendicular unit vectors, th...

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  6. Using vectors, find the area of the triangle having vertices A (1, 1, ...

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  7. the angle between vectors veca × vecb and vecb × veca is

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  8. Show that the area of the parallelogram with diagonals veca and vecb, ...

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  9. The area of triangle having adjacent sides veca and vecb is :

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  10. The value of : hati*(hatjxxhatk)+hatj*(hatixxhatk)+hatk*(hatixxhatj) i...

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  11. If theta is the angle between two vectors veca and vecb, then |veca*ve...

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  12. If veca*vecb=-|veca||vecb|, then theta=

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  13. The projection of the vector veca=2hati+3hatj+2hatk on the vector vecb...

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  14. The product of veca.vecb equals to:

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  15. The product of veca.vecb equals to:

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  16. The vectors a and b are perpendicular, if

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  17. If veca xx vecb=|veca||vecb| sin theta hatn which one is correct

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  18. Find the angle between two vectors vecaand vecb with magnitudes 1 and ...

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  19. Find the angle between the vectors : veca=hati+hatj-hatk and vecb=hati...

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  20. Find the area of parallelogram whose adjacent sides are given by the v...

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