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Position vector of mid-point of vector j...

Position vector of mid-point of vector joining the points P (2,3,4)andQ(4, l,-2) is:

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The correct Answer is:
`3hati+2hatj+hatk`
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ACCURATE PUBLICATION-VECTOR ALGEBRA-QUESTIONS CARRYING 1 MARK (TYPE - II : FILL IN THE BLANKS QUESTIONS)
  1. If veca=2hati-hatj+hatk and vecb=-2hati+hatj+2hatk, then vector in the...

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  2. If veca=2hati+2hatj+3hatk and vecb=hati+2hatj+2hatk then the unit vect...

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  3. Position vector of mid-point of vector joining the points P (2,3,4)and...

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  4. If |veca|=sqrt3,|vecb|=2 and veca*vecb=sqrt6. Then the angle between v...

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  5. If |veca|=1,|vecb|=2 and veca*vecb=1. Then the angle between veca and ...

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

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  7. The projection of veca=2hati-2hatj-hatk on vecb=3hati-hatj+2hatk is eq...

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  8. If veca=2hati+lambdahatj+hatk and vecb=3hati-2hatj+8hatk are per[endic...

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  9. The value of lambda for which the vectors veca=2hati+lambdahatj+hatk ...

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  10. If veca=hati-hatj+hatk and vecb=5hati-hatj+2hatk, then veca*vecb is :

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  11. If veca=2hati+hatj+7hatk and vecb=5hati-3hatj+10hatk, then veca*vecb i...

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  12. If veca*vecb=|vecaxxvecb|, then angle between vector veca and vector v...

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  13. If sqrt(3)veca.vecb=|vecaxxvecb| then angle between vector veca and ve...

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  14. If veca.vecb=|vecaxxvecb| then angle between vector veca and vector ve...

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  15. The value of : hati*(hatjxxhatk)+hatj*(hatkxxhati)+hatk*(hatixxhatj) i...

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

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

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  18. The vector veca+vecb bisects the angle between the non collinear vecto...

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  19. If vecr.veca=0,vecr.vecb=0 and vecr.vecc=0 for some non zero vector ve...

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  20. The vector veca=3hati-2hatj+2hatk and vecb=-hati-2hatk are the adjacen...

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