1.

The point of the contact of the tangent to the parabola \[{{y}^{2}}=4ax\] which makes an angle of \[{{60}^{o}}\]with x-axis, is

A.            \[\left( \frac{a}{3},\ \frac{2a}{\sqrt{3}} \right)\]                       
B.            \[\left( \frac{2a}{\sqrt{3}},\ \frac{a}{3} \right)\]
C.            \[\left( \frac{a}{\sqrt{3}},\ \frac{2a}{3} \right)\]                       
D.            None of these
Answer» B.            \[\left( \frac{2a}{\sqrt{3}},\ \frac{a}{3} \right)\]


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