In normal adujstment, for a refracting telescope, the distance between objective and eye piece is …. The focal length of the objective, when the angular magnification of the telescope is 2 , will be :

Geometrical Optics

JEE Main 2022 · 28 Jul, Morning shift · Q7070

PhysicsEasy105×since 2002Q7070

In normal adujstment, for a refracting telescope, the distance between objective and eye piece is

30 \mathrm{~cm}

. The focal length of the objective, when the angular magnification of the telescope is 2 , will be :

JEE Main 2022 · 28 Jul, Morning shift · Q7070

PhysicsEasy105×since 2002Q7070

In normal adujstment, for a refracting telescope, the distance between objective and eye piece is

30 \mathrm{~cm}

. The focal length of the objective, when the angular magnification of the telescope is 2 , will be :