Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Let 
the parabola and S be its focus. Let PQ be a focal chord of the parabola such that (SP) 
. Let 
be the circle described taking 
as a diameter. If the equation of a circle 
is 
, then 
is equal to 
-
Text Solution
Verified by ExpertsThe correct answer is:
1328
(1328)
Let 
and 
(ends of focal chord)
So, 
(dist from directrix)
considering 
Hence, diametric circle:
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