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[Post New]12 Aug 2007 07:36:42 IST
    Subject: vector problem asked in aieee 2007
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palak_priya (0)

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if u and v are unit vectors and is the acute angle between them, then 2u*3v is a unit vector for
a) exactly one value of
b) exactly two values of
c) more than two values of
d) no value of
 
 
    
 

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