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If | vec a|=2,\ | vec b|=7\ a n d\ vec ...

If `| vec a|=2,\ | vec b|=7\ a n d\ vec axx vec b=3 hat i+2 hat j+6 hat k ,\ ` find the angle between ` vec a\ a n d\ vec bdot`

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If |a|=2,|b|=7 and vec a x vec b=3 hat i+2 hat j+6 hat k , find the angle between vec a and vec b .

If |vec(a)| = 2, |vec(b)| = 7 and vec(a) xx vec(b) = 3hat(i) + 2hat(j) + 6hat(k) , find the angle between vec(a) and vec(b) .

If |vec(a) | =2, | vec(b) |=7 and vec(a) xx vec(b) = 3 hat(i) + 2hat(j) +6 hat(k) , then the angle between vec(a) and vec(b) is

If vec a=2 hat i+ hat k ,\ vec b= hat i+ hat j+ hat k , find the magnitude of vec axx vec bdot

vec a , vec b ,a n d vec c are unimodular and coplanar. A unit vector vec d is perpendicular to then. If ( vec axx vec b)xx( vec cxx vec d)=1/6 hat i-1/3 hat j+1/3 hat k , and the angel between vec aa n d vec b is 30^0,t h e n vec c is a. ( hat i-2 hat j+2 hat k)//3 b. (- hat i+2 hat j-2 hat k)//3 c. (2 hat i+2 hat j- hat k)//3 d. (-2 hat i-2 hat j+ hat k)//3

If vec a=3 hat i+4 hat j\ a n d\ vec b= hat i+ hat j+ hat k ,\ find the value of | vec axx vec b|dot

The vector vec a\ a n d\ vec b satisfy the equation 2 vec a+ vec b= vec p\ and vec a+2 vec b= vec q ,\ w h e r e\ vec p= hat i+ hat j\ a n d\ vec q= hat i- vec jdot If theta is the angle between vec a\ a n d\ vec b"\ " , then a. costheta=4/5 b. sintheta=1/(sqrt(2)) c. costheta=\ -4/5 d. costheta=-3/5

If vec a= hat i- hat j\ a n d\ vec b=- hat j+ hat k find the projection of vec a\ on\ vec bdot

If vec a= hat i-2 hat j+3 hat k ,\ a n d\ vec b=2 hat i+3 hat j-5 hat k , then find vec axx vec bdot verify that vec a\ a n d\ vec axx vec b are perpendicular to each other.

If vec a= hat i+ hat j+ hat k , vec b= hat i- hat j+ hat k , vec c= hat i+2 hat j- hat k , then find the vaue of | vec adot vec a vec adot vec b vec adot vec c vec bdot vec a vec bdot vec a vec bdot vec a dot vec c dot vec a dot vec c dot vec a dot vec c dot vec a| .

RD SHARMA ENGLISH-VECTOR OR CROSS PRODUCT -All Questions
  1. If vec axx vec b= vec bxx vec c!=0,\ then show that vec a+ vec c=m ...

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  2. Find the angle between two vectors vec a\ a n d\ vec b , if | vec ax...

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  3. If | vec a|=2,\ | vec b|=7\ a n d\ vec axx vec b=3 hat i+2 hat j+6 ha...

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  4. What inference can you draw if vec axx vec b= vec0\ a n d\ vec adot ...

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  5. If vec a ,\ vec b ,\ vec c are three unit vecrtors such that vec a...

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  6. Find a unit vector perpendicular to the plane ABC, where the coordi...

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  7. If a ,b ,c are the lengths of sides, B C ,C A and A B of a trian...

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  8. If vec a= hat i-2 hat j+3 hat k ,\ a n d\ vec b=2 hat i+3 hat j-5 ha...

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  9. For any two vectors vec a\ a n d\ vec b prove that | vec axx vec b|^...

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  10. prove that | vec axx vec b|=( vec adot vec b)t a ntheta,\ w h e r e\ t...

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  11. If | vec a|=sqrt(26),\ | vec b|=7\ a n d\ | vec axx vec b|=35 ,find ve...

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  12. Find the area of the triangle formed by O ,\ A ,\ B\ w h e n\ O A= hat...

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  13. Let vec a= hat i+4 hat j+2 hat k ,\ vec b=3 hat i-2 hat j+7 hat k\ a...

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  14. Find a unit vector perpendicular to each of the vectors vec a+ vec b\...

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  15. Using vectors, find the area of triangle with vertices A(2,3,5), B(3,5...

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  16. If vec a=2 hat i-3 hat j+ hat k ,\ vec b=- hat i+ hat k ,\ vec c=2 ...

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  17. The two adjacent sides of a parallelogram are 2 hat i-4 hat j+5 hat k ...

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  18. If either vec a= vec 0 and vec b= vec 0 then vec axx vec b= vec0...

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  19. If vec a=a1 hat i+a2 hat j+a3 hat k ,\ vec b=b1 hat i+b2 hat j+b3 ha...

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  20. Using vectors, find the area of the triangle with vertices A(1,1,2),\ ...

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