CBSE · Class 12 · Physics · Ray Optics and Optical InstrumentsMirage is a phenomenon caused by:
Step-by-Step Solution
Mirage is an optical illusion caused by the total internal reflection of light in layers of air having varying refractive indices due to heating.
Detailed Options Breakdown
Option : Reflection from sand
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Ray Optics and Optical Instruments.
Option 1: Total internal reflection (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Dispersion of light
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Ray Optics and Optical Instruments.
Option 3: Interference of light
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Ray Optics and Optical Instruments.
💡 Study Guide: This question tests core syllabus concepts from Ray Optics and Optical Instruments. For formulas, key summaries, and mock exam reference guides, read the full Ray Optics and Optical Instruments Revision Notes.