Optical Instruments is an important topic in the Physics section in MHT CET exam. Practising this topic will increase your score overall and make your conceptual grip on MHT CET exam stronger.
This article gives you a full set of MHT CET PYQs for Optical Instruments with explanations for effective preparation. Practice of MHT CET Physics PYQs including Optical Instruments questions regularly will improve accuracy, speed, and confidence in the MHT CET 2026 exam.
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MHT CET PYQs for Optical Instruments with Solutions
1.
A ray of light passes through a glass slab with refractive index \( n = 1.5 \) at an angle of incidence of \( 30^\circ \). What is the angle of refraction inside the glass? (Use \( \sin 30^\circ = 0.5 \))- \( 20^\circ \)
- \( 25^\circ \)
- \( 18^\circ \)
- \( 15^\circ \)
2.
The clarity of the image formed on the retina of the eye depends on the ____- visual angle
- environmental condition
- distance of eye-lens from retina
- material of the object whose image is observed
3.
The magnifying power of a telescope is nine. When it is adjusted for parallel rays, the distance between the objective and eyepiece is $20 \,cm$. The focal length of objective and eyepiece are respectively- $10\, cm$, $10 \,cm$
- $18\, cm$, $2 \,cm$
- $15\, cm$, $5 \,cm$
- $11\, cm$, $9 \,cm$
4.
A concave mirror has a focal length of 20 cm. An object is placed 60 cm in front of the mirror. Find the image distance.- \( 30 \, \text{cm} \)
- \( 40 \, \text{cm} \)
- \( 60 \, \text{cm} \)
- \( 80 \, \text{cm} \)
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