A focal chord of the Parabola y^2=4 x makes an angle of measure \theta with the positive direction of the {\X}-axis. If the length of the focal chord is 8 , then \theta=. . . . . . . . . . (0< \theta< \frac{\pi}{2})

GUJCET 2011 Math Solved Paper

Question : 9 of 40

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A focal chord of the Parabola y2=4x makes an angle of measure θ with the positive direction of the X-axis. If the length of the focal chord is 8 , then θ=..........(0<θ<‌

)

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π
3
‌
π
6
‌
π
4
None of them

Validate

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