Chapter 4 of 32
Concept Maps
Refraction of light at a Plane Interface: Total Internal Reflection: Optical Fibre — Concept Maps
ICSE · Class 12 · Physics
4 concept maps of Refraction of light at a Plane Interface: Total Internal Reflection: Optical Fibre for ICSE Class 12 Physics, each also written out as.
44 questions34 flashcards13 formulas & key relations5 concepts
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4 Concept Maps
Chapter Overview: Refraction of Light at Plane Interface
The map in words
- Refraction of Light
- Laws of Refraction
- Snell's Law
- sin i divided by sin r = n
- n1 sin i = n2 sin r
- Coplanar Condition
- All rays in same plane
- Snell's Law
- Refractive Index
- Absolute n = c divided by v
- Relative n = n2 divided by n1
- n increases for violet light
- n decreases with temperature
- Glass Slab
- Emergent ray parallel to incident
- Lateral Shift Formula
- Apparent Shift = t times 1 minus 1/n
- Real and Apparent Depth
- n = Real depth divided by Apparent depth
- Object in denser medium appears closer
- Multiple media formula
- Total Internal Reflection
- Conditions for TIR
- Denser to rarer medium
- Angle greater than critical angle
- Critical Angle
- sin C = 1/n
- Glass-air C = 42 degrees
- Diamond C = 24 degrees
- Conditions for TIR
- Applications of TIR
- Mirage
- Hot air layers near ground
- Inverted image illusion
- Diamond Brilliance
- Multiple TIR inside diamond
- Totally Reflecting Prisms
- Simple prism 90 degrees
- Reversing prism 180 degrees
- Erecting prism
- Optical Fibre
- Core higher n than cladding
- Medical endoscopy
- Telecommunications
- Mirage
- Laws of Refraction
Chapter Concept Map: Refraction and Total Internal Reflection
The map in words
- Refraction of Light
- Fundamental Concepts
- Refraction Definition
- Snell's Law
- Refractive Index
- Relative Refractive Index
- Light Path Analysis
- Parallel Slab Refraction
- Lateral Shift
- Real and Apparent Depth
- Multiple Media Layers
- Critical Phenomena
- Critical Angle
- Total Internal Reflection
- Conditions for TIR
- Reversibility of Light
- Applications
- Totally Reflecting Prisms
- Simple Reflector 90
- Reversing Prism 180
- Erecting Prism
- Optical Fibres
- Core and Cladding
- Light Propagation
- Acceptance Angle
- Medical Endoscopy
- Phenomena
- Mirages
- Diamond Brilliance
- Practical Devices
- Periscopes
- Binoculars
- Telescopes
- Totally Reflecting Prisms
- Fundamental Concepts
Flowchart showing the application of Snell's law based on the direction of light travel between media
The map in words
- Light Ray Hits Interface
- Which Medium?
- Rarer to Denser: Bends Toward Normal
- Apply Snells Law
- Calculate sin i and sin r
- Use Snells Law n1 sin i = n2 sin r
- Calculate sin i and sin r
- Apply Snells Law
- Denser to Rarer: Bends Away from Normal
- Rarer to Denser: Bends Toward Normal
- Which Medium?
Refraction of light at a plane interface and its consequences in total internal reflection and optical fibre transmission
The map in words
- Refraction of light at a plane interface and its consequences in total internal reflection and optical fibre transmission
- Refraction
- Laws of refraction
- Refractive index
- Temperature and wavelength dependence
- Reversibility of light
- Parallel-sided glass slab
- Real depth and apparent depth
- Critical angle
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Explore DiagramsFrequently Asked Questions
What are the important topics in Refraction of light at a Plane Interface: Total Internal Reflection: Optical Fibre for ICSE Class 12 Physics?
Key topics in Refraction of light at a Plane Interface: Total Internal Reflection: Optical Fibre include Refraction and Laws of Refraction, Refractive Index and Relative Refractive Index, Reversibility of Light and Refraction Through a Glass Slab, Real Depth, Apparent Depth, and Normal Displacement. Study these first, then practise questions on each for the ICSE Class 12 board exam.
What do the concept maps for Refraction of light at a Plane Interface: Total Internal Reflection: Optical Fibre show?
The 4 maps show how the ideas in Refraction of light at a Plane Interface: Total Internal Reflection: Optical Fibre connect: Chapter Overview: Refraction of Light at Plane Interface; Chapter Concept Map: Refraction and Total Internal Reflection. Each map is also written out as an outline on this page.
How should I revise Refraction of light at a Plane Interface: Total Internal Reflection: Optical Fibre for the ICSE Class 12 board exam?
Learn the core ideas first, then work through the 44 practice questions on Refraction of light at a Plane Interface: Total Internal Reflection: Optical Fibre. Revise definitions regularly and use flashcards for quick recall before the exam.
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