NEET Physics: Ray Optics — MCQ Test 13

Q6. In a convex lens, what happens to the image if the object is placed between the focal point and twice the focal length?

Q7. A convex lens of focal length \( 18 \, \text{cm} \) has an object placed \( 36 \, \text{cm} \) from it. What is the image distance?

Q8. A ray of light passes from glass (\( n = 1.5 \)) to water (\( n = 1.33 \)) at an angle of incidence of \( 30^\circ \). What is the angle of refraction?

Q9. A prism of angle \( 50^\circ \) and refractive index \( 1.5 \) produces what minimum deviation?

Q10. A ray of light passes from air (\( n = 1 \)) to water (\( n = 1.33 \)) at an angle of incidence of \( 60^\circ \). What is the angle of refraction?

NEET Physics — Ray Optics

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An object is placed \( 10 \, \text{cm} \) from a convex mirror of radius of curvature \( 30 \, \text{cm} \). What is the image distance?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Ray Optics. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Curvature, Distance, Deviation, Refractive, Thickness, and Apparent.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. An object is placed \( 10 \, \text{cm} \) from a convex mirror of radius of curvature \( 30 \, \text{cm} \). What is the image distance?

  • A. 5 cm
  • B. 6 cm
  • C. 7 cm
  • D. 8 cm

Q2. A prism of angle \( 50^\circ \) has a minimum deviation of \( 30^\circ \). What is the refractive index?

  • A. 1.45
  • B. 1.52
  • C. 1.6
  • D. 1.7

Q3. A convex mirror of focal length \( 16 \, \text{cm} \) forms an image \( 8 \, \text{cm} \) behind the mirror. What is the object distance?

  • A. 12 cm
  • B. 16 cm
  • C. 20 cm
  • D. 24 cm

Q4. A glass slab (\( n = 1.6 \)) of thickness \( 8 \, \text{cm} \) is placed over a point. What is the apparent shift?

  • A. 2 cm
  • B. 2.5 cm
  • C. 3.5 cm
  • D. 3 cm

Q5. Why does the image in a reflecting telescope remain free of chromatic aberration?

  • A. Due to lens combination
  • B. Due to light dispersion
  • C. Due to uniform reflection of all wavelengths
  • D. Due to increased focal length

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