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If veca, vecb, vecc are unit vectors suc...

If `veca, vecb, vecc` are unit vectors such that
`veca+vecb+vecc=0`, find the value of
`veca.vecb+vecb.vecc+vecc.veca`.

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A N EXCEL PUBLICATION-VECTOR ALGEBRA-QUESTION BANK
  1. Show that""|oversetrarra|oversetrarrb +|oversetrarrb| oversetrarra"" i...

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  2. If 'veca.veca=0' and 'veca. vecb=0', then what can be concluded about ...

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  3. If veca, vecb, vecc are unit vectors such that veca+vecb+vecc=0, fin...

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  4. If either vecotor oversetrarra=oversetrarr0 " or " oversetrarrb=overse...

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  5. If the vertices A,B,C of a triangle ABC are (1,2,3),(-1,0,0),(0,1,2)re...

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  6. Show that the points A(1,2,7),B(2,6,3) "and" C(3,10,-1) are collinear.

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  7. Show that the vectors 2overset^^i-overset^^j+overset^^k, overset^^i-3o...

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  8. If a is a non-zero vector of magnitude'a' and lambda a non-zero scala...

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  9. Find the magnitude of oversetrarra given by oversetrarra =(overset^^i...

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  10. Find a vector of magnitude 9 which is perpendicular to both the vector...

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  11. Find a unit vector perpendicular to the plane ABC where A,B,C are the ...

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  12. Given |oversetrarra| =10,|oversetrarrb| =2" and "oversetrarra.oversetr...

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  13. Consider the vectors oversetrarra=overset^^i-overset^^j+overset^^k" a...

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  14. Consider the vectors oversetrarra=overset^^i-overset^^j+overset^^k" a...

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  15. Consider the vectors oversetrarra=overset^^i-overset^^j+overset^^k"an...

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  16. Consider the vectors oversetrarra=overset^^i-overset^^j+overset^^k" a...

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  17. Consider the points A(1,2,-1)," " B(2,5,1)," " and" " C(0,-1,-3): Find...

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  18. Consider the points A(1,2,-1),B(2,5,1)andC(0,-1,-3): Find oversetrarr(...

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  19. Consider two vectors oversetrarra" and " oversetrarrb so that|overse...

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  20. Consider two vectors oversetrarra "and" oversetrarrb so that|overset...

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