A plano convex lens of refractive index  and focal length  is kept in contact with another plano concave lens of refractive index  and focal length . If the radius of curvature of their spherical faces is R each and  are related as:
(a)	+ =3	(b)	=1
(c)	=1	(d)	=1

Question ID - 50244 | SaraNextGen Answer

A plano convex lens of refractive index  and focal length  is kept in contact with another plano concave lens of refractive index  and focal length . If the radius of curvature of their spherical faces is R each and  are related as:
(a)	+ =3	(b)	=1
(c)	=1	(d)	=1