UPSC NDA II 2025 Mathematics Paper

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Question : 70 of 120
 
Marks: +1, -0
A force
F
=2
i
λ
j
+5
k
is applied at the point A(1, 2, 5) If its moment about the point B(- 1, - 2, 3) is 16
i
6
j
+2λ
k
, then what is the value of λ ?
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