Ask Questions, Get Answers

Want to ask us a question? Click here
Browse Questions
0 votes

A stair - case of length l rests against a vertical wall and a floor of a room , let P be a point on the stair - case , nearer to its end on the wall , that divides its length in the ratio 1:2 . If the stair - case begins to slide on the floor , then the locus of P is :

(a) an ellipse of eccentricity $\;\large\frac{1}{2}\;$\[\](b) an ellipse of eccentricity $\;\large\frac{\sqrt{3}}{2}\;$ \[\](c) a circle of radius $\;\large\frac{l}{2}\;$\[\](d) a circle of radius $\;\large\frac{\sqrt{3}}{2} l\;$
Can you answer this question?

Please log in or register to answer this question.

Related questions

Ask Question
student study plans
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App