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Find the projection of the vector hat i...

Find the projection of the vector ` hat i+3 hat j+7 hat k` on the vector `2 hat i-3 hat j+6 hat kdot`

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MODERN PUBLICATION-VECTOR ALGEBRA -Frequently Asked Questions (Example)
  1. Find the magnitude of each of the two vectors veca and vec b having th...

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  2. If vec(a) and vec(b) are perpendicular vectors such that |vec(a)+vec(b...

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  3. Find the projection of the vector hat i+3 hat j+7 hat k on the vector...

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  4. Find lambda, when the projection of vec a=lambda hat i+ hat j+4 hat k...

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  5. If vec a and vec b are two unit vectors such that vec a+ vec b is a...

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  6. Find | vec x| , if for a unit vector vec a ,\ ( vec x-\ vec a)dot( v...

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  7. If ā,b,c are three vectors such that |veca |= 5, |vecb| = 12 and | ...

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  8. If vec(a) , vec(b) and vec(c ) be three vectors such that vec(a) + vec...

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  9. Three vectors vec(A) = 2hat(i) - hat(j) + hat(k), vec(B) = hat(i) - 3h...

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  10. If vec a ,\ vec b ,\ vec c are three mutually perpendicular vectors...

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  11. Find a vector vec a of magnitude 5sqrt(2) making an angle pi/4 with x-...

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  12. Let vec(A)=4hat(i)+5hat(j)-hat(k), vec(b)=hat(i)-4hat(j)+5hat(k) and v...

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  13. If with reference to a right handed system of mutually perpendicula...

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  14. If vectors vec a\ a n d\ vec b\ are such that | vec a|=3,\ | vec b|...

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  15. If 'theta' is the angle between the vectors : vec(a)=hat(i)+2hat(j)+3h...

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  16. Find 'lambda' and 'mu' if : (hat(i)+3hat(j)+9hat(k))xx(3hat(i)-lam...

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  17. If vec a= hat i+ hat j+ hat kand vec b= hat j- hat k ,find a vect...

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  18. If vec(r )=x hat(i)+y hat(j)+x hat(k), find : (vec(r )xx hat(i)).(vec...

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  19. If vec(a) xx vec(b)= vec(c) xx vec(d) and vec(a) xx vec(c) =vec(b) xx ...

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  20. Find a vector of magnitude 7 units, which is perpendicular to two vect...

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