The angle between the tangents drawn from the origin to the parabola \

1.	The angle between the tangents drawn from the origin to the parabola \[{{y}^{2}}=4a(x-a)\] is [MNR 1994]
A.	\[{{90}^{o}}\]
B.	\[{{30}^{o}}\]
C.	\[{{\tan }^{-1}}\frac{1}{2}\]
D.	\[{{45}^{o}}\]
Answer» B. \[{{30}^{o}}\]

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The angle between the tangents drawn from the origin to the parabola \[{{y}^{2}}=4a(x-a)\] is [MNR 1994]

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