Advertisements
Advertisements
प्रश्न
Define the following term in reference to a lens with a proper diagram:
Principal axis
परिभाषा
आकृति
Advertisements
उत्तर
The principal axis of a lens is an imaginary line passing through the optical centre of the lens and perpendicular to both the faces of the lens. It joins the two centres of curvatures C1 and C2 of the lens.

shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
