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Compute the magnitude of the following v...

Compute the magnitude of the following vectors : `vec a= hat i + hat j+ hatk, vec b=2 hat i- 7 hat j- 3 hat k, vec c= 1/sqrt3 hat i +1/sqrt3 hat j- 1/sqrt3 hatk`

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PRADEEP PUBLICATION-VECTORS-EXERCISE
  1. Answer the following ad true or false : Two vectors having same magnit...

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  2. Answer the following ad true or false : Two collinear vectors having t...

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  3. Compute the magnitude of the following vectors : vec a= hat i + hat j+...

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  4. Write two different vectors having same magnitude.

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  5. Write two different vectors having same direction.

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  6. Find the values of x and y so that the vectors 2 hat i +3 hat j and x...

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  7. Find the scalar and vector components of the vector with initial point...

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  8. Find the sum of the vectors vec a= hat i-2 hatj + hat k, vec b= -2 hat...

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  9. Find the unit vector in the direction of the vector vec a= hat i+ hatj...

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  10. Find the unit vector in the direction of vector vec(PQ), where P and Q...

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  11. For given vectors, vec a =2 hat i- hat j+2hat k and vec b =-hat i +hat...

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  12. Find a vector in the direction of vector 5veci - vecj + 2veck which ha...

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  13. Show that the vectors 2 hat i -3 hat j +4 hat k and -4 hat i +6 hat j ...

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  14. Find the direction cosines of the vector hat i + 2 hat j+ 3 hat k.

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  15. Find the direction cosines of the vector joining the points A(1,2,-3) ...

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  16. Show that the vector veci+vecj+veck is equally inclined to the axes O...

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  17. Find the position vector of a point R which divides the line joining t...

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  18. Find the position vector of a point R which divides the line joining t...

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  19. Find the position vector of the mid-point of the vector joining the po...

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  20. Show that the points A, B and C with position vectors, vec a= 3hat i-4...

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