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Straight Lines and Pair of Straight Lines question

2023 · 29 Jan · Shift 1 · Q30

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Straight Lines and Pair of Straight Lines
2023 · 29 Jan · Shift 1 · Q30

Straight Lines and Pair of Straight Lines question

2023 · 29 Jan · Shift 1 · Q30

JEE MainMathematicsStraight Lines and Pair of Straight LinesMCQ+4 / −1

A light ray emits from the origin making an angle 30

^\circ

with the positive

x

-axis. After getting reflected by the line

x+y=1

, if this ray intersects

x

-axis at Q, then the abscissa of Q is :

A
${2 \over {\left( {\sqrt 3 - 1} \right)}}$
B
${2 \over {3 - \sqrt 3 }}$
C
${{\sqrt 3 } \over {2\left( {\sqrt 3 + 1} \right)}}$
D
${2 \over {3 + \sqrt 3 }}$

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