Class 12 Physics Chapter 9 Online Test

Class 12 Physics Chapter 9 Online Test – Ray Optics and Optical Instruments

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Class 12 Physics Chapter 9 Online Test 2027: हेलो बच्चों, Ray Optics and Optical Instruments (किरण प्रकाशिकी और प्रकाशीय उपकरण) Class 12 Physics का महत्वपूर्ण Chapter है। इस Chapter से जुड़े महत्वपूर्ण Questions की Practice के लिए यहां Online Test उपलब्ध है।

इस अध्याय में Reflection, Refraction, Spherical Mirrors, Lenses, Lens Formula, Total Internal Reflection, Optical Instruments और Prism जैसे Topics शामिल हैं।

Class 12 Physics Chapter 9 Online Test

देखें इस पोस्ट में क्या-क्या है -

Class 12 Physics Chapter 9 Online Test 2027

Physics Board Exam में Optics से जुड़े Questions की तैयारी के लिए Concepts, Formula और Numerical Questions का अभ्यास करना जरूरी है। नीचे दिए गए Chapter Wise Test को Attempt करके विद्यार्थी अपनी तैयारी Check कर सकते हैं।

1

12th Physics Chapter 9 MCQ Test

तैयारी में दम है तो 35 में से 33 सही करके दिखाओं।

1 / 35

To overcome astigmatism lens used is -

2 / 35

Magnification is the ratio of -

3 / 35

When concave lens of glass is immersed in water , it becomes

4 / 35

The magnifying power of a magnifying glass of power 12 dioptre is

5 / 35

Lesser beam is

6 / 35

The final image in astronomical telescope is

7 / 35

When length of compound microscope increases its magnifying power-

8 / 35

An air bubble inside water works as-

9 / 35

Which has larger difference in focal length between eye lens and objective lens ?

10 / 35

Rainbow is a natural example of

11 / 35

When there is a refraction of light then which of the following does not change?

12 / 35

Cause of mirage is

13 / 35

The radius curvature of plane mirror is

14 / 35

The refractive index of diamond is about

15 / 35

When a Ray of light enters a glass slab its wavelength

16 / 35

The dispersive power of a prism depends upon -

17 / 35

Which of the following phenomena taken place when a monochromatic light is incident on a prism?

18 / 35

The lens which is used to remove short sightedness is

19 / 35

When the tube length of microscope is increased, it's magnifying power

20 / 35

When any convex lens is drown into water then its power

21 / 35

To remove hypermetropia (long sightedness) lens used is-

22 / 35

The optical fibre works on the principle of

23 / 35

A convex lens is dipped in a liquid, whose refractive index is equal to refractive index of material of lens, then it's focal length will -

24 / 35

The radius of curvature of a spherical mirror is 40cm . It's focal length will be

25 / 35

The power of a convex lens of focal length 10 cm will be

26 / 35

Minimum distance between real image formed by convex lens and object is-

27 / 35

In plane mirror, the image is -

28 / 35

The focal length of plane mirror is-

29 / 35

The power of convex lens of focal length 20 cm in dioptre is

30 / 35

Optical fibre communication is based on which of the following phenomena-

31 / 35

Or increasing the length of the tube of compound microscope, magnifying power

32 / 35

SI unit of power of lens is -

33 / 35

Cylindrical lens is used to correct -

34 / 35

For which of the following pairs is the critical angle the smallest?

35 / 35

The image formed by objective lens of a compound microscope is-

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Test पूरा करने के बाद अपना Score देखें और गलत Questions को दोबारा हल करें। जिन Formula या Concepts में समस्या हो, उनका Revision करें।

यह Online Test Class 12th Physics के विद्यार्थियों के लिए Chapter 9 के Revision और Objective Questions की Practice में मददगार हो सकता है।

Chapter: Ray Optics and Optical Instruments
Hindi: किरण प्रकाशिकी और प्रकाशीय उपकरण
Class: 12th
Subject: Physics

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