AAI ATC Junior Executive 25 Mar 2021 Shift 2 Paper

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Question : 87 of 120

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What will be the unit vector in XY-plane, which makes an angle of 30° with the positive direction of x-axis?

$\;{1}/{{√{3}}}ı↖{^} + \;{1}/{{√{2}}}ȷ↖{^}$
$\;{{√{3}}}/{2}ı↖{^} + \;{1}/{2}ȷ↖{^}$
$\;{1}/{{√{3}}}ı↖{^} + \;{1}/{2}ȷ↖{^}$
$\;{1}/{{√{2}}}ȷ↖{^}$

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