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Class 12 Physics Chapter 9 - Ray Optics and Optical Instruments MCQ and Assertion Questions

CBSE Past Year MCQ Quiz · Class 12 · Physics · CBSE

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Chapter 9 - Ray Optics and Optical Instruments | 5 questions | about 4 minutes

Practise Chapter 9 - Ray Optics and Optical Instruments with Teachoo's CBSE Past Year MCQ Quiz (Class 12 · Physics · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 5
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Question 1 of 5
CBSE Past Year 2026

A ray of monochromatic light travelling in air is incident on a glass slab and is partly reflected and partly refracted. Both the reflected and refracted lights will have :

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Question 2 of 5
CBSE Past Year 2026

A telescope has an objective lens of focal length 144 cm and an eyepiece of focal length 6·0 cm. The magnifying power and the length of telescope tube will be respectively :

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Question 3 of 5
CBSE Past Year 2026

In which of the following, total internal reflection does not occur?

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Question 4 of 5
CBSE Past Year 2026

A concave lens of focal length 10 cm is cut into two identical plano-concave lenses. The focal length of each lens will be

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Question 5 of 5
CBSE Past Year 2026

A thin plano-convex lens and a thin equi-concave lens are kept coaxially in contact as shown in the figure. Assuming both the lenses are made of glass of refractive index \(\mu\), and R is the radius of curvature of each curved surface, the focal length of the combination is:

Plano-convex and equi-concave lenses in contact

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This CBSE Past Year MCQ Quiz covers Chapter 9 - Ray Optics and Optical Instruments for Class 12 · Physics · CBSE. Practise the questions in the interactive quiz and check your answers.

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Practice · Chapter 9 - Ray Optics and Optical Instruments