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Find the value of lambda if two vectors ...

Find the value of `lambda` if two vectors `2hati+3hatj-hatk and 4hati+6hatj+lambdahatk` are parallel.

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The correct Answer is:
`lambda=-2`
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The value of lamda for which the vector 3hati-hatj+hatk and 2hati-4hatj+lamda hatk are parallel is

Find the value of lambda if veca=2hati+3hatj+4hatk and vecb=3hati+2hatj-lambdahatk are perpendicular to each other.

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For which value of lambda the vector veca = 2hati+hatj-2hatk and vecb = hati-3hatj+lambdahatk are perpendicular to each other :

The value of 'lambda' for which the two vectors : 2hati-hatj+2hatk and 3hati+lambdahatj+hatk are perpendicular is :

The value of 'lambda' for which the vectors : veca=3hati+hatj-2hatk and vecb=hati-9hatj+lambdahatk are perpendicular to each other is :

Show that the vectors 2hati-3hatj+4hatk and -4hati+6hatj-8hatk are collinear.

For what value of 'a' the vectors 2hati-3hatj+4hatk and ahati+6hatj-8hatk are collinear?

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BETTER CHOICE PUBLICATION-VECTOR ALGEBRA -ASSIGNMENT MOST IMPORTANT QUESTIONS FOR PRACTICE (SECTION V)
  1. If veca=hati+hatj-3hatk and vecb=hatj+2hatk find |2vecb+veca|

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  2. Find a unit vector perpendicular to both veca and vecb if veca=4hati...

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  3. Find a unit vector perpendicular to both veca and vecb if veca=3hati...

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  4. Find a unit vector perpendicular to both veca and vecb if veca=4hati...

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  5. Find the unit vector perpendicular to veca+vecb and veca-vecb if vec...

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  6. Find a vector of magnitude 5 units, perpendicular to both veca+vecb an...

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  7. Find the value of p for which veca=3hati+2hatj+12hatk and vecb=hati+ph...

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  8. Find the value of lambda if two vectors 2hati+3hatj-hatk and 4hati+6ha...

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  9. Find the area of a parallelogram whose adjacent sides are given by v...

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  10. Find the area of a parallelogram whose adjacent sides are given by v...

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  11. Find the area of a parallelogram whose adjacent sides are given by v...

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  12. Find the area of a parallelogram whose adjacent sides are given by v...

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  13. Find the area of the triangle (using vectors) with vertices A(3,-1,2),...

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  14. With help of vectors find the area of the triangle with vertices A(2,3...

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  15. Find the sine of the angle between the vectors veca=2hati-3hatj+4hatk,...

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  16. If veca and vecb are any two vectors, prove that (vecaxxvecb)^(2)=|vec...

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  17. If |veca|=5,|vecb|=4 and veca.vecb=16 find |vecaxxvecb|.

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  18. If veca,vecb,vecc are any three vectors then prove that. vecaxx(vecb...

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  19. If vecaxxvecb=veccxxvecdand vecaxxvecc=vecbxxvecd, show that veca-vecd...

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  20. Let veca=hati+4hatj+2hatk,vecb=3hati-2hatj+7hatk and vecc=2hati-hatj+4...

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