Published by:
CGP EDU Academic Team
Published on: August 14, 2026
An equilateral triangle OAB is inscribed in the parabola 
with the vertex O at the vertex of the parabola. Then the minimum distance of the circle having 
as a diameter from the origin is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Parabola 
has vertex 
. By symmetry, let 
.
.
For equilateral: 
.
.
Circle with 
as diameter: center (12,0), radius 
.
Minimum distance from origin 
.
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