NCERT · Class 12 · Physics · Wave OpticsWhich of the following is the locus of all points in a medium vibrating in the same phase?
Step-by-Step Solution
The correct answer is Wavefront. A wavefront is defined as the locus of all adjacent points (particles) of the medium vibrating in the same phase at any given instant. Depending on the source, it can be spherical, cylindrical, or plane.
Detailed Options Breakdown
Option : Ray of light
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Wave Optics.
Option 1: Wavefront (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Fringe width
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Wave Optics.
Option 3: Photon
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Wave Optics.
💡 Study Guide: This question tests core syllabus concepts from Wave Optics. For formulas, key summaries, and mock exam reference guides, read the full Wave Optics Revision Notes.