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Let bara,barb,barc be unit vectors such ...

Let `bara,barb,barc` be unit vectors such that `bara+barb+barc=bar0`. Which one of the following is correct?

A

`bara times barb=barb times barc=barc times bara=0`

B

`bara times barb=barb times barc=barc times bara ne bar0`

C

`bara times barb=barb times barc=bara times barc=bar0`

D

`bara times barb,barb times barc,barc times bara` are mutually perpendicular

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FIITJEE-VECTOR-SOLVED PROBLEMS (OBJECTIVE)
  1. In a triangle PQR, S and T are points on QR and PR respectively, such ...

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  2. Let X be the midpoint of the side AB of triangle ABC. Let Y be the mid...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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