UPSC NDA 2 2017 Mathematics Solved Paper

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Question : 47 of 120

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F

=

⋀

i

+3

⋀

j

+2

⋀

k

acts on a particle to displace it from the point A(

⋀

i

+2

⋀

j

−3

⋀

k

) to the point B(3

⋀

i

−

⋀

j

+5

⋀

k

)The work done by the force will be

[NDA II 2017]

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