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The number of distinct real values of la...

The number of distinct real values of `lamda` for which the vectors `-lamda^2hati+hatj+hatk, hati-lamda^2hatj+hatk and hati+hatj-lamda^2 hatk` are coplanar is (A) zero (B) one (C) two (D) three

A

zero

B

one

C

two

D

three

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FIITJEE-VECTOR-SOLVED PROBLEMS (OBJECTIVE)
  1. IF bara times barb = barc and barb times barc=bara then

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  2. barA,barB,barC are three vectors respectively given by 2hati+hatk,hati...

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  3. The number of distinct real values of lamda for which the vectors -lam...

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  4. If bara=i+j+k,bara.barb=1 and baraxxbarb=j-k, then : barb=

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  5. IF bara,barb,barc are unit vectors such that bara+barb+barc=0 then the...

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  6. If bara and barb are two unit vectors and theta is the angle between t...

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  7. If bara,barb,bar c are position vectors of the non- collinear points ...

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  8. Find a unit vector in XY plane, which makes an angle of 45^@ with the ...

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  9. OABC is a tetrahedron. The position vectors of A, B and C are i, i+j a...

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  10. Consider the points A (baro),B(3hati+f(t) hatj+hatk) and C(2hati+f'(t)...

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  11. If vectors ax hati+3hatj-5hatk and xhati+2hatj+2axhatk make an acute a...

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  12. the vector which is orthogonal to the vector 3hati+2hatj+6hatk and is ...

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  13. IF the vector bara and barb are non-coplanar then bara/|bara|+barb/|b...

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  14. Let barA= hati + 2hatj + 3hatk and vec B = 3hati + 4hatj + 5hatk The...

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  15. Let barA= hati + 2hatj + 3hatk and vec B = 3hati + 4hatj + 5hatk Equ...

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  16. If bara=hati+2hatj-3hatk,barb=2hati+hatj-hatk and baru is vector satis...

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  17. A,B,C,D are four points in space and |bar(AB) times bar(CD) +bar(BC) t...

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  18. The points with position vectors 10hati+3hatj,12hati-5hatj and ahati+1...

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  19. Three point A, B and C with position vectors a(1)=3hati-2hatj-hatk, a(...

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  20. Match the following

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