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Find the values of lambda such that x ,y...

Find the values of `lambda` such that `x ,y ,z!=(0,0,0)` and `( hat i+ hat j+3 hat k)x+(3 hat i-3 hat j+ hat k)y+(-4 hat i+5 hat j)z=lambda(x hat i+y hat j+z hat k)`, where `hat i , hat j , hat k` are unit vector along coordinate axes.

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Find the value of lambda for which the three points with position vector 3 hat i-2 hat j- hat k ,2 hat i+3 hat j-4 hat k , and4 hat i+5 hat j+lambda hat k are coplanar.

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If the vectors x hat (i) - 4 hat (j) + 5 hat (k) , hat (i) + 2 hat (j) + hat (k) and2 hat (i) - hat (j) + hat (k) are coplanar , find the value x

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The line through hat i+3 hat j+2 hat k and _|_ to the line vec r=( hat i+2 hat j- hat k)+lambda(2 hat i+ hat j+ hat k)a n d vec r=(2 hat i+6 hat j+ hat k) +mu( hat i+2 hat j+3 hat k) is a. vec r=( hat i+2 hat j- hat k)+lambda(- hat i+5 hat j-3 hat k) b. vec r= hat i+3 hat j+2 hat k+lambda( hat i-5 hat j+3 hat k) c. vec r= hat i+3 hat j+2 hat k+lambda( hat i+5 hat j+3 hat k) d. vec r= hat i+3 hat j+2 hat k+lambda(- hat i-5 hat j-3 hat k)

Find the value of lambda if the volume of a tetrahedron whose vertices are with position vectors hat i-6 hat j+10 hat k ,- hat i-3 hat j+7 hat k ,5 hat i- hat j+lambda hat k and 7 hat i-4 hat j+7 hat k is 11 cubic unit.

If vec a.hat i= vec a.( hat i+ hat j)= vec a.( hat i+ hat j+ hat k) , then find the unit vector vec a

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CENGAGE PUBLICATION-VECTOR ALGEBRA-All Questions
  1. Find the least positive integral value of x for which the angle betwee...

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  2. If vectors vec a= hat i+2 hat j- hat k , vec b=2 hat i- hat j+ hat k ...

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  3. Find the values of lambda such that x ,y ,z!=(0,0,0) and ( hat i+ hat ...

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  4. A vector has component A1, A2a n dA3 in a right -handed rectangular Ca...

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  5. The position vectors of the point A ,B ,C and D are 3 hat i-2 hat j- h...

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  6. Let O A C B be a parallelogram with O at the origin andO C a diagonal....

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  7. In a triangle A B C ,Da n dE are points on B Ca n dA C , respectivley,...

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  8. Prove by vector method that the line segment joining the mid-points...

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  9. If the resultant of two forces is equal in magnitude to one of the ...

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  10. The axes of coordinates are rotated about the z-axis through an angle ...

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  11. Prove that the sum of three vectors determined by the medians of a ...

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  12. If two side of a triangle are hat i+2 hat j and hat i+ hat k , then...

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  13. If in parallelogram ABCD, diagonal vectors are vec A C=2 hat i+3 ha...

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  14. Find the resultant of vectors vec a= hat i- hat j+2 hat k and vec b...

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  15. Check whether the three vectors 2 hat i+2 hat j+3 hat k ,-3 hat i+3...

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  16. The midpoint of two opposite sides of a quadrilateral and the midpo...

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  17. Prove that the lines joining the vertices of a tetrahedron to the ce...

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  18. Find the angle of vector vec a = 6 hat i + 2 hat j - 3 hat k with x -...

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  19. If the vectors vecalpha=a hat i+a hat j+c hat k , vecbeta= hat i+ hat...

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  20. The points with position vectors 60 i+3j ,40 i-8j ,a i-52 j are col...

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