[" 6.On heating a liquid,the refractive "],[" index generally "................],[(1" Point ")]

A convex lens is dipped in a liquid, whose refractive index is equal to the refractive index of the lens. Then, its focal length will

A convex lens is dipped in a liquid whose refractive index is equal to the refractive index of the lens. Then its focal length will .........

Flint glass lens is made of refractive index 1.5. When it is placed in a liquid of refractive index 1.25, then its focal length will be ....

A convex lens is immersed in a liquid, whose refractive index is equal to the refractive index of the material of the lens. Then its focal length will

Converging lens of refractive index 1.5 is kept in a liquid medium having the same refractive index what would be the focal length of the lens in this medium?

A converging lens of refractive index 1.5 is kept in a liquid medium having the same refractive index. What would be the focal length of the lens in the medium ?