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If veca and vecb are unit vectors such t...

If `veca` and `vecb` are unit vectors such that `vecaxxvecb` is a unit vector, then the angle between `veca` and `vecb` is ____

A

of any measure

B

`pi/4`

C

`pi/2`

D

`pi`

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Verified by Experts

The correct Answer is:
C
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MBD PUBLICATION-VECTORS-QUESTION BANK
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  2. The area of the triangle with vertices (1,0,0), (0,1,0) and (0,0,1) is

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  3. If veca and vecb are unit vectors such that vecaxxvecb is a unit vecto...

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  4. If veca, vecb and vecc are non-zero vectors, then vecaxxvecb = vecaxxv...

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  5. Let veca = 2hati+hatj, vecb = -hati+3hatj+hatk and vecc = hati+2hatj+...

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  6. Let veca = 2hati+hatj, vecb = -hati+3hatj+hatk and vecc = hati+2hatj+5...

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  7. Let veca = 2hati+hatj, vecb = -hati+3hatj+hatk and vecc = hati+2hatj+5...

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  8. Let veca = 2hati+hatj, vecb = -hati+3hatj+hatk and vecc = -hati+2hatj+...

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  9. Let veca = 2hati+hatj, vecb = -hati+3hatj+hatk and vecc = hati+2hatj+5...

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  10. Find the unit vectors perpendicular to the vectors. hati, hatk

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  11. Find the unit vectors perpendicular to the vectors. hati+hatj, hati-ha...

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  12. Find the unit vectors perpendicular to the vectors. 2hati+3hatk, hati-...

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  13. Find the unit vectors perpendicular to the vectors. 2hati-3hatj+hatk,...

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  14. Determine the area of parallelogram whose adjacent sides are the vecto...

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  15. Determine the area of parallelogram whose adjacent sides are the vecto...

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  16. Determine the area of parallelogram whose adjacent sides are the vecto...

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  17. Determine the area of parallelogram whose adjacent sides are the vecto...

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  19. Calculate the area of the triangle ABC (by vector method) where A(1,1,...

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  20. Determine the sine of the angle between the vectors 5hati-3hatj, 3hati...

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