\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.
Ray Optics often overwhelms Class 12 students due to formulas and sign conventions. An expert board examiner explains why ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results