CircleMedium
Question
The length of the normal (terminated by the major axis) at a point of the ellipse 
= 1 is -
= 1 is -Options
A.b/a (r + r1)
B.b/a |r - r1|
C.b/a 
D.independent of r, r1
More Circle Questions
For a regular polygon, let r and R be the radii of the inscribed and the circumscribed circles. A false statement among ...If θ is the angle subtended at P(x1, y1) by the circle S ≡ x2 + y2 + 2gx + 2fy + c = 0 then -...Consider four circles (x ± 1)2 + (y ± 1)2 = 1, then the equation of smaller circle touching these four circle ...The length of the common chord of circle x2 + y2 − 6x − 16 = 0 and x2 + y2 − 8y − 9 = 0 is-...A circle passing through origin $O$ cuts two straight lines $x - y = 0$ and $x + y = 0$ in points $A$ and $B$ respective...