Last Updated On [03-11-2023]
is a normal chord of the parabola 
at 
being the vertex of the parabola. Through 
a line is drawn parallel to 
meeting the 
–axis in 
. Then line length of 
is
a)
Equal to the length of the latus rectum
b)
Equal to the focal distance of the point 
c)
Equal to twice the focal distance of the point 
d)
Equal to the distance of the point 
from the directrix
is a normal chord of the parabola at being the vertex of the parabola. Through a line is drawn parallel to meeting the –axis in . Then line length of is
a)
Equal to the length of the latus rectum
b)
Equal to the focal distance of the point
c)
Equal to twice the focal distance of the point
d)
Equal to the distance of the point from the directrix
Question ID - 55807 :-
is a normal chord of the parabola at being the vertex of the parabola. Through a line is drawn parallel to meeting the –axis in . Then line length of is
a)
Equal to the length of the latus rectum
b)
Equal to the focal distance of the point
c)
Equal to twice the focal distance of the point
d)
Equal to the distance of the point from the directrix
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a) |
Equal to the length of the latus rectum |
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b) |
Equal to the focal distance of the point |
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c) |
Equal to twice the focal distance of the point |
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d) |
Equal to the distance of the point |
(c)
Equation of the line through 
parallel to 
.png)
Put 
= twice the focal distance of 
Next Question :
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The equation of the sphere touching the three coordinate planes is |
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