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Let (P (3,2,6) be a point in space and Q...

Let `(P (3,2,6)` be a point in space and Q be point on the line `vecr = (hati - hatj+ 2hatk) + mu (-3 hati + hatj+ 5 hatk).` Then the value of `mu` for which the vector `vec(PQ)` is parallel to the plane `x - 4y+ 3z =1` is :

A

`1/4`

B

`-1/4`

C

`1/8`

D

`-1/8.`

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The correct Answer is:
A
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MODERN PUBLICATION-VECTOR ALGEBRA -Multiple Choice Question (Level-II)
  1. Let vecu = hati+ hatj, vecv = hati - hatj and vecw= hati + 2 hatj + 3 ...

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  2. Let veca, vecb and vecc be three non-zero vectors such that no two of ...

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  3. Let veca, vecb, and vecc be three non-zero vectors such that no two of...

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  4. If veca = (hati +hat j + hatk), veca.vecb=1 and veca xx vecb=hatj-hatk...

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  5. If veca, vecb, cecc are non-coplanar vectors and lamda is a real numbe...

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  6. If hatu and hatv are unit vactors and theta is the angle between them,...

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  7. Let veca = hat i + hatj + hatk, vecb = hati + 2 hatk and vecc = x hati...

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  8. The vector veca = alpha hati + 2 hatj + beta hatk lies in the plance o...

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  9. The non-zero vectors veca, vecb and vecc are related by veca = 8 vecb ...

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  10. Let the vectors veca, vecb, vecc and vecd be such that (veca xx vecb) ...

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  11. The unit vector which is orthgonal to the vector veca=3hati+2hatj+6hat...

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  12. If veca, vecb, vecc are three non-zero, non-coplanar vectors and vec...

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  13. Let veca = hati + hatj + hatk, vecb = hati - ahtj + hatk and hati - ha...

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  14. The number of distinct real values of lamda, for which the vectors : ...

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  15. Let veca, vecb, vecc be unit vectors such that veca + vecb + vecc = v...

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  16. The edges of a parallelopiped are of unit length and are parallel to n...

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  17. Let two non-collinear unit vectors hata and hatb form an acute angle. ...

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  18. If vec u , vec nu, and vec w are non coplanar vectors and p,q are real...

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  19. If veca , vecb, vecc and vecd are unit vectors such that (veca xx vecb...

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  20. Let (P (3,2,6) be a point in space and Q be point on the line vecr = (...

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