alleryRays incident close to the pole and at small angles are called:
ADivergent
BParaxial
CMarginal
DTangential
Answer & Solution
Correct answer: B. Paraxial
1. The treatment assumes rays near the axis.
2. They strike close to the pole of the mirror.
3. Such rays are called paraxial.
_Source: syllabus Physics Part II, Chapter 9, Ray Optics and Optical Instruments._
Keep practising Ray Optics and Optical Instruments
Browse all Ray Optics and Optical Instruments questions for CBSE Class 12 (Science), or explore more Physics topics.
Related questions
Match each optical fiber component with its total internal reflection role:Match each optical aberration with its corrective design:Match each optical instrument with its magnifying power (normal adjustment):Match each optical formula with its refractive relationship:The jelly-like substance behind the eye lens is theWhich structure controls the lens shape for near focus?Which retinal cells respond to low intensity light?Automatic wiper rain sensors rely on which principle?