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If veca =hati + hatj-hatk, vecb = - hati...

If `veca =hati + hatj-hatk, vecb = - hati = - hati + 2hatj + 2hatk and vecc = - hati +2hatj -hatk` , then a unit vector normal to the vectors `veca + vecb and vecb -vecc`, is

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`+-hati`
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If veca =hati + hatj-hatk, vecb = - hati + 2hatj + 2hatk and vecc = - hati +2hatj -hatk , then a unit vector normal to the vectors veca + vecb and vecb -vecc , is

Given : vecA = 2hati - hatj + 2hatk and vecB = -hati - hatj + hatk . The unit vector of vecA - vecB is

If veca = (hati - 2hatj -3hatk) and vecb = (2hati + 4hatj +9 hatk) then find a unit vector parallel to (veca + vecb) .

If veca = (3hati + hatj - 5hatk) and vecb = (hati + 2hatj - hatk) then find a unit vector in the direction of (veca-vecb) .

If veca = (-hati + hatj - hatk) and vecb = (2hati- 2hatj + 2hatk) then find the unit vector in the direction of (veca + vecb) .

If veca,' = hati + hatj, vecb'= hati - hatj + 2hatk nad vecc' = 2hati = hatj - hatk then the altitude of the parallelepiped formed by the vectors, veca, vecb and vecc having baswe formed by vecb and vecc is ( where veca' is recipocal vector veca, , etc.

If veca,' = hati + hatj, vecb'= hati - hatj + 2hatk nad vecc' = 2hati = hatj - hatk then the altitude of the parallelepiped formed by the vectors, veca, vecb and vecc having baswe formed by vecb and vecc is ( where veca' is recipocal vector veca, , etc.

If vecA = 2 hati + hatj + hatk and vecB = hati + hatj + hatk are two vectores, then the unit vector is

If veca=hati+hatj+hatk, vecb=2hati-hatj+3hatk and vecc=hati-2hatj+hatk find a unit vector parallel to ther vector 2veca-vecb+3cevc .

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MOTION-VECTOR -EXERCISE - 4 ( LEVEL-II)
  1. Let the vectors veca, vecb,vecc and vecd be such that (vecaxxvecb)xx(v...

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  2. If veca, vecb and vecc are unit coplanar vectors, then the scalar trip...

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  3. If veca =hati + hatj-hatk, vecb = - hati = - hati + 2hatj + 2hatk and ...

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  4. Given that vectors veca and vecb asre perpendicular to each other, fin...

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  5. If veca, vecb and vecc are three unit vectors such that veca xx (vecb ...

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  6. The diagonals of a parallelogram are given by vectors 2hati+3hatj-6hat...

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  7. Find the all the values of lamda such that (x,y,z)!=(0,0,0)and x(hati+...

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  8. Two vertices of a triangle are at -hati+3hatj and 2hati+5hatj and its ...

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  9. If veca, vecb, vecc are unit vectors, then |veca-vecb|^2+|vecb-vec|^2+...

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  10. Let veca=hati-hatk, vecb=xhati+hatj+(1-x)hatk and vecc=yhati+xhatj+(1+...

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  11. Let vec A(t) = f1(t) hat i + f2(t) hat j and vec B(t) = g(t)hat i+g2(...

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  12. If veca and vecb are two unit vectors such that veca+2vecb and 5veca-4...

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  13. Let vecV=2hati+hatj-hatk and vecW=hati+3hatk. It vecU is a unit vector...

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  14. The value of a so that the volume of the paralelopiped formed by hati+...

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  15. A unit vector int eh plane of the vectors 2hati+hatj+hatk, hati-hatj+h...

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  16. If veca=veci+vecj+veck, veca.vecb=1 and vecaxxvecb=vecj-veck, then vec...

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  17. If veca,vecb,vecc,vecd are four distinct vectors satisfying the condit...

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  18. Let veca=hati + 2hatj +hatk, vecb=hati - hatj +hatk andvecc= hathatj-h...

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  19. Let vecA be a vector parallel to the of intersection of planes P1 and ...

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  20. The number of distinct values of lamda, for which the vectors -lamda^(...

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