Geometrical Optics PYQs - Last 5 Years

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Practice 22 NEET Physics questions from Geometrical Optics. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.

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Last 5 Years Geometrical Optics Questions

Showing 22 of 22 filtered questions.

1Geometrical Optics

The lens combination as shown in the figure, consists of two lenses, $L_1$ and $L_2$, of the focal lengths +10 cm and -10 cm , respectively. The position of the image formed is:

2Geometrical Optics

Which of the following measurements require 'index correction'?

3Geometrical Optics

Consider three media $P, Q$ and $R$ with refractive indices $1,1.25$, and 1.5 respectively. The medium $Q$ having a thickness of 5 cm is placed between extended media $P$ and $R$ as shown in the figure. An object $O$ is placed at the centre...

4Geometrical Optics

A ray of monochromatic light is passing through an equilateral prism $(A B C)$ as shown in the figure. The refracted ray $(Q R)$ is parallel to its base $(B C)$ and the angle of incidence $(i)$ is $50^{\circ}$. Then the angle of deviation $...

5Geometrical Optics

In a concave lens, a ray of light emanating from the object parallel to the principal axis of the lens after refraction:

6Geometrical Optics

A microscope has an objective of focal length 2 cm , eyepiece of focal length 4 cm and the tube length of 40 cm . If the distance of distinct vision of eye is 25 cm , the magnification in the microscope is

7Geometrical Optics

In a certain camera, a combination of four similar thin convex lenses are arranged axially in contact. Then the power of the combination and the total magnification in comparison to the power ( $p$ ) and magnification ( $m$ ) for each lens ...

8Geometrical Optics

Given below are two statements:
Statement I : Image formation needs regular reflection and/or refraction.
Statement II : The variety in colour of objects we see around us is due to the constituent colours of the light incident on them.
In t...

9Geometrical Optics

A light ray enters through a right angled prism at point \(P\) with the angle of incidence \(30^{\circ}\) as shown in figure. It travels through the prism parallel to its base \(B C\) and emerges along the face \(A C\). The refractive index...

10Geometrical Optics

A small telescope has an objective of focal length \(140 \mathrm{~cm}\) and an eye piece of focal length \(5.0 \mathrm{~cm}\). The magnifying power of telescope for viewing a distant object is:

11Geometrical Optics

An object is mounted on a wall. Its image of equal size is to be obtained on a parallel wall with the help of a convex lens placed between these walls. The lens is kept at distance x in front of the second wall. The required focal length of...

12Geometrical Optics

A horizontal ray of light is incident on the right angled prism with prism angle \(6^{\circ}\). If the refractive index of the material of the prism is 1.5 , then the angle of emergence will be:

13Geometrical Optics

\(\epsilon_0\) and \(\mu_0\) are the electric permittivity and magnetic permeability of free space respectively. If the corresponding quantities of a medium are \(2 ~\epsilon_0\) and \(1.5 ~\mu_0\) respectively, the refractive index of the ...

14Geometrical Optics

A lens is made up of 3 different transparent media as shown in figure. A point object O is placed on its axis beyond \(2f\). How many real images will be obtained on the other side?

15Geometrical Optics

Two thin lenses are of same focal lengths \((f)\), but one is convex and the other one is concave. When they are placed in contact with each other, the equivalent focal length of the combination will be :

16Geometrical Optics

In the figure shown here, what is the equivalent focal length of the combination of lenses (Assume that all layers are thin) ?

17Geometrical Optics

Light travels a distance \(\mathrm{x}\) in time \(t_{1}\) in air and \(10 \mathrm{x}\) in time \(t_{2}\) in another denser medium. What is the critical angle for this medium?

18Geometrical Optics

An astronomical refracting telescope is being used by an observer to observe planets in normal adjustment. The focal lengths of the objective and eye piece used in the construction of the telescope are 20 m and 2 cm respectively. Consider t...

19Geometrical Optics

During a cloudy day, a primary and a secondary rainbow may be created, then the :

20Geometrical Optics

Two transparent media A and B are separated by a plane boundary. The speed of light in those media are 1.5 \(\times\) 108 m/s and 2.0 \(\times\) 108 m/s, respectively. The critical angle for a ray of light for these two media is

21Geometrical Optics

A light ray falls on a glass surface of refractive index \(\sqrt3\), at an angle 60\(^\circ\). The angle between the refracted and reflected rays would be

22Geometrical Optics

A biconvex lens has radii of curvature, 20 cm each. If the refractive index of the material of the lens is 1.5, the power of the lens is