AIIMS 2013 Physics Question Paper for free online practice with solutions

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Question : 36 of 60
 
Marks: +1, -0
If a vector 2
⋀
i
+3
⋀
j
+8
⋀
k
is perpendicular to the vector 4
⋀
i
−4
⋀
j
+α
⋀
k
,
then value of α is
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