Exxamm.com-India’s most trusted exam preparation site for NDA | NEET | NCERT | ENGINEERING | DEFENCE | CBSE | MEDICAL | NTPC | CGL | RRB | SSC | BANKING | NCERT | OLYMPIAD
Q 1265123065.     Let P be any point on a directrix of an ellipse of eccentricity e. S be the corresponding focus and C the centre of the ellipse. The angle between PS and tangent at A ( any point on ellipse) is α then α, is equal to

A

tan^-1 ( 1 – e^2 )

B

tan^-1 e

C

tan^-1( 1 + e^2 )

D

π/2

#### Access free resources including

• 100% free video lectures with detailed notes and examples
• Previous Year Papers
• Mock Tests
• Practices question categorized in topics and 4 levels with detailed solutions
• Syllabus & Pattern Analysis

• RRB-NTPC