Home
Class 11
MATHS
An ellipse has OB as semi-minor axis, F ...

An ellipse has OB as semi-minor axis, F and F' its foci, and the angle FBF is a right angle. Then the eccentricity of the ellipse is

A

`1/sqrt2`

B

`1/2`

C

`1/4`

D

`1/sqrt3`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

If the lines joining the foci of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 , where agtb and an extremity of its monor axis are inclined at an angle 60^(@) , then the eccentricity of the ellipse is

Find the length of major axis and minor axis, co-ordinates of foci and vertices and the eccentricity of the ellipse 9x^2+16y^2=144

An ellipse whose major axis as x-axis and the centre (0,0) passes through (4,3) and (-1,4). Find is eccentricity.

Find the foci,vertices,length of the major axis and eccentricity of the ellipse: x^2/25+y^2/9=1

Using vectors,prove that angle in a semi circle is a right angle.

If the length of the major axis of an ellipse is (17)/(8) times the length of the minor axis, find eccentricity of the ellipse