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JEE Main Math Class 11 Straight Lines and Pair of Straight Lines 1 Questions
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© examsnet.com
Question : 58
Total: 100
A ray of light along
x
+
√
3
y
=
√
3
gets reflected upon reaching
x
-axis, the equation of the reflected ray is
[2013]
y
=
x
+
√
3
√
3
y
=
x
−
√
3
y
=
√
3
x
−
√
3
√
3
y
=
x
−
1
Validate
Solution:
Suppose
B
(
0
,
1
)
be any point on given line and co-ordinate of
A
is
(
√
3
,
0
)
. So, equation of
Reflected ray is
−
1
−
0
0
−
√
3
=
y
−
0
x
−
√
3
⇒
√
3
y
=
x
−
√
3
© examsnet.com
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