List of top Physics Questions on Optics and Refraction

An object AB is placed 15 cm on the left of a convex lens P of focal length 10 cm. Another convex lens Q is now placed 15 cm right of lens P. If the focal length of lens Q is 15 cm, the final image is _____

Light ray incident along a vector $\vec{AO}$ ($AO = 2\hat{i} - 3\hat{j}$) emerges out along vector $\vec{OB}$ ($OB = C\hat{i} - 4\hat{j}$) as shown in the figure below. The value of $C$ is ________.

A thin biconvex lens is prepared from the glass ($\mu = 1.5$) both curved surfaces of which have equal radii of 20 cm each. Left side surface of the lens is silvered from outside to make it reflecting. To have the position of image and object at the same place, the object should be placed from the lens at a distance of ________ cm.

A thin convex lens and a thin concave lens are kept in contact and are co-axial. Which of the following statements is correct for this combination of two lenses ?

A ray of light passing through an equilateral prism is having velocity $2.12 \times 10^8 \text{ m/s}$ in the prism material, then the minimum angle of deviation is _______ degrees.

Refer the figure below. $ \mu_1 $ and $ \mu_2 $ are refractive indices of air and lens material respectively. The height of image will be _____ cm.

One side of an equilateral prism is painted by a transparent material of refractive index $ n_2 $. The refractive index of prism is 1.6. The minimum value of $ n_2 $ required for total internal reflection from the painted face is _______.

For a thin symmetric prism made of glass (refractive index $1.5$), the ratio of incident angle and minimum deviation will be _____.

Which of the following is/are true for YDSE experiment?

What is the lateral shift of a ray refracted through a parallel-sided glass slab of thickness $ h $ in terms of the angle of incidence $ i $ and angle of refraction $ r $, if the glass slab is placed in air medium?

Given a thin convex lens (refractive index $ \mu_2 $), kept in a liquid (refractive index $ \mu_1, \mu_1<\mu_2 $) having radii of curvature $ |R_1| $ and $ |R_2| $. Its second surface is silver polished. Where should an object be placed on the optic axis so that a real and inverted image is formed at the same place?

The refractive index of the material of a glass prism is $ 3 $. The angle of minimum deviation is equal to the angle of the prism. What is the angle of the prism?

A spherical surface of radius of curvature $ R $, separates air from glass (refractive index = 1.5). The center of curvature is in the glass medium. A point object $ O $ placed in air on the optic axis of the surface, so that its real image is formed at $ I $ inside glass. The line $ OI $ intersects the spherical surface at $ P $ and $ PO = PI $. The distance $ PO $ equals: