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IF bara times barb = barc and barb times...

IF `bara times barb = barc and barb times barc=bara` then

A

`bara.barc ne 0`

B

`bara.barc ne barb.barc`

C

`|bara|=|barc|`

D

None of these

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FIITJEE-VECTOR-SOLVED PROBLEMS (OBJECTIVE)
  1. Let X be the midpoint of the side AB of triangle ABC. Let Y be the mid...

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  2. Let bara,barb,barc be unit vectors such that bara+barb+barc=bar0. Whic...

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  3. IF bara times barb = barc and barb times barc=bara then

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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