A thin glass (refractive index 1.5) lens has optical power of -8D in air. Its optical power in a liquid medium with refractive index 1.6 will be

A thin glass (refractive index 1.5) lens has optical power of -8D in a

1.	A thin glass (refractive index 1.5) lens has optical power of -8D in air. Its optical power in a liquid medium with refractive index 1.6 will be
Answer» 25D `-25D` 1D `-1D` ANSWER :C