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If bara. barb = barb. barc = barc . bara...

If `bara. barb = barb. barc = barc . bara = 0` then `[bara barb barc] =`

A

0

B

1

C

`-1`

D

`abs(bara)abs(barb)abs(barc)`

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-MULTIPLE PRODUCT OF VECTORS-PRACTICE EXERCISE
  1. If (baraxxbarb)xx(barcxxbard)=[barabarbbard]barc +kbard then k =

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  2. The volume of tetrahedron with edges barixxbarj,barjxxbark,barkxxbari ...

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  3. If bara. barb = barb. barc = barc . bara = 0 then [bara barb barc] =

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  4. If bara,barb are non-zero and non-collinear vectors then [bara barb ba...

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  5. bara is perpendicular to barb,barc. If abs(bara)=2,abs(barb)=3,abs(bar...

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  6. The angle between a,b is 30° and barc is perpendicular to both bara an...

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  7. The P. V. of the points A, B, C, D are 3bari-2barj-bark,2bari+3barj-4b...

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  8. If a(bar(alpha) xx bar(beta)) + b(bar(beta) xx bar(gamma)) +c(bar(gamm...

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  9. baralpha=x(baraxxbarb)+y(barbxxbarc)+z(barcxxbara) and [barabarbbarc]=...

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  10. If bara. barb = barb. barc = barc . bara = 0 then [bara barb barc] =

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  11. Let bara=2bari+barj+bark,barb=bari+2barj-bark and a unit vector barc b...

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  12. Find unit vector orthogonal to the vector 3bari + 2barj + 6bark and co...

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  13. Let baralpha=abari+bbarj+cbark,barbeta=bbari+cbarj+abark and bargamma=...

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  14. If barx.bara=barx.barb=barx.barc=0 for some non-zero vector barx and a...

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  15. If bara, barb, barc represents three concurrent edges of a rectangular...

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  16. If bara, barb, barc are three non-coplanar vectors, barp=(barbxxbarc...

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  17. bara,barb,barc are non-coplanar and barl=(barbxxbarc)/([bara barb barc...

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  18. bara.barb^(1)+barb.barc^(1)+barc.bara^(1)=

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  19. Let bara ,barb,barc be non coplanar vectors and bara^(1)=(barbxxbarc)/...

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  20. baraxxbara^(1)+barbxxbarb^(1)+barcxxbarc^(1)=

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