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A vector of magnitude 10 along the norma...

A vector of magnitude 10 along the normal to the curve `3x^2+8x y+2y^2-3=0` at its point `P(1,0)` can be (A) `6 hat i+8 hat j` (B) `-8 hat i+3 hat j` (C) `6 hat i-8 hat j` (D) `8 hat i+6 hat j`

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CENGAGE PUBLICATION-VECTOR ALGEBRA-All Questions
  1. The condition for equations vec rxx vec a= vec ba n d vec rxx vec c...

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  2. If aa n db are nonzero non-collinear vectors, then [ vec a vec b hat...

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  3. ( vec a+ vec b)dot( vec b+ vec c)xx( vec a+ vec b+ vec c)= a. [ vec ...

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  4. A vector of magnitude 10 along the normal to the curve 3x^2+8x y+2y^2-...

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  5. If a( vecalphaxx vecbeta)+b( vecbetaxx vecgamma)+c( vecgammaxx vecalph...

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  6. If ( vec axx vec b)xx( vec bxx vec c)= vec b ,w h e r e vec a , vec b ...

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  7. If vec a , vec ba n d vec c are three non coplanar vectors, then ( ...

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  8. If vec x+ vec cxx vec y= vec aa n d vec y+ vec cxx vec x= vec b ,w h ...

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  9. If vec aa n d vec b are two unit vectors incline at angle pi//3 , ...

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  10. Value of [ vec axx vec b , vec axx vec c , vec d] is always equal to...

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  11. Let V be the volume of the parallelopiped formed by the vectors vec a ...

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  12. Find 3-dimensional vectors vec v1,vec v2,vec v3 satisfying vec v1* ve...

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  13. Let vec u and vec v be unit vectors such that vec uxx vec v+ vec u= ...

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  14. For any two vectors vec ua n d vec v prove that ( vec u. vec v)^2+| ...

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  15. If the incident ray on a surface is along the unit vector vec v, the r...

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  16. If vec a , vec b , vec ca n d vec d are distinct vectors such that ...

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  17. Given two vectors vec a=- hat i+2 hat j+2 hat ka n d vec b=-2 hat i+ ...

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  18. Let vec V=2 hat i+ hat j- hat ka n d vec W= hat i+3 hat kdot If vec ...

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  19. If the vectors vec a, vec b, vec c are non-coplanar and l,m,n are dist...

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  20. If vec a , vec ba n d vec c are unit coplanar vectors, then the sc...

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