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The length of normal chord of parabola ...

The length of normal chord of parabola `y^(2)=4x`, which subtends an angle of `90^(@)` at the vertex is :

A

`6sqrt(3)`

B

`7sqrt(2)`

C

`8sqrt(2)`

D

`9sqrt(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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