Diffraction
- Diffraction phenomenon
- Definition
- Types of diffraction
- Diffraction of waves
- Huygens’ principle
Single-slit diffraction
- Diffraction through a single slit
- Intensity distribution
- Factors affecting diffraction pattern
- Mathematical expression for diffraction pattern
- Graphical representation
Intensity distribution of single-slit diffraction
- Central maximum
- Secondary maxima and minima
- Angular positions of secondary maxima
- Intensity at various positions
- Width of secondary maxima
Diffraction due to multiple slits
- Diffraction gratings
- Interference and diffraction
- Conditions for constructive interference
- Conditions for destructive interference
- Intensity distribution pattern
Equation for intensity distribution
- Equation for diffraction grating pattern
- Wavelength of light
- Distance between slits
- Order of interference
- Graphical representation
Diffraction through a circular aperture
- Diffraction through circular openings
- Airy pattern
- Central bright spot
- Number of bright rings
- Radius of bright and dark rings
Resolution and resolving power
- Resolution of optical instruments
- Limit of resolution
- Rayleigh criterion
- Resolving power
- Factors affecting resolving power
Polarization
- Polarization of light
- Definition
- Types of polarization
- Plane polarized light
- Polaroids and Polarization
Brewster’s law
- Brewster angle
- Relation between refractive indices
- Polarization by reflection
- Brewster’s angle formula
- Application of Brewster’s law
Polarization by double refraction
- Double refraction phenomenon
- Optically isotropic and anisotropic materials
- Uniaxial and biaxial crystals
- Nicol prism
- Malus’ law for polarizing angle Sure, here are slides 11 to 20 as per your requirements:
Interference of Light
- Interference phenomenon
- Definition
- Types of interference
- Coherent sources of light
- Path difference and phase difference
Young’s Double Slit Experiment
- Young’s double slit setup
- Interference pattern
- Conditions for constructive interference
- Conditions for destructive interference
- Interference fringes
Equations for Young’s Double Slit Experiment
- Equation for fringe spacing
- Equation for position of maxima and minima
- Relation between fringe width and wavelength
- Intensity distribution
- Graphical representation of interference pattern
Interference in Thin Films
- Thin film interference
- Reflecting and transmitting thin films
- Conditions for constructive and destructive interference
- Colors in thin films
- Examples of thin film interference in nature
Equations for Thin Film Interference
- Equation for path difference in thin films
- Equation for constructive interference in thin films
- Equation for destructive interference in thin films
- Thickness of thin film and wavelength relationship
- Applications of thin film interference
Interference in Wedge-shaped films
- Wedge-shaped film interference
- Formation of fringe pattern
- Thickness variation in wedge-shaped films
- Colors produced by wedge-shaped films
- Uses of wedge-shaped film interference
Diffraction Grating - Introduction
- Introduction to diffraction grating
- Thin slits vs diffraction grating
- Difference between single slit diffraction and diffraction grating
- Types of diffraction gratings
- Uses of diffraction gratings
Equations for Diffraction Grating
- Equation for wavelength in diffraction grating
- Equation for angular dispersion
- Equation for angular position of maxima and minima
- Grating element and grating constant
- Graphical representation of diffraction grating pattern
X-ray Diffraction
- X-ray diffraction phenomenon
- Uses of X-ray diffraction
- Bragg’s Law
- Diffraction pattern in crystals
- Determining crystal structure using X-ray diffraction
Applications of Diffraction
- Applications of diffraction in everyday life
- Diffraction in sound waves
- Diffraction in water waves
- Diffraction in radio waves
- Examples of diffraction in various fields Hope that helps! Sure! Here are slides 21 to 30 in markdown format for teaching Physics on the topic of “Diffraction - Single Slit Diffraction-Intensity Distribution Slit”: ``
Single Slit Diffraction - Intensity Distribution
- Single slit diffraction phenomenon
- Intensity distribution pattern
- Central maximum, secondary maxima, and minima
- Graphical representation of intensity distribution
- Effect of slit width on intensity pattern
Mathematical Expression for Diffraction Pattern
- Mathematical expression for single slit diffraction pattern
- Diffraction pattern equation
- Factors affecting the diffraction pattern
- Wavelength of light
- Width of the slit
Width of Secondary Maxima
- Calculation of width of secondary maxima
- Use of formula for calculating width
- Relation between slit width, wavelength, and angle
- Example problem demonstrating the calculation
Diffraction Grating - Introduction
- Introduction to diffraction gratings
- Construction and working principle
- Multiple slits vs single slit diffraction
- Advantages of diffraction gratings
- Types of diffraction gratings (transmission and reflection)
Equations for Diffraction Grating
- Equation for wavelength in diffraction grating
- Equation for angular dispersion
- Equation for angular position of maxima and minima
- Relation between grating element and grating constant
- Application of diffraction grating in spectroscopy
Diffraction Grating - Example Problem
- Example problem demonstrating the use of diffraction grating equation
- Given parameters: wavelength, order of maxima, grating constant
- Calculation of angular position of maxima
- Calculation of wavelength using diffraction grating
Circular Aperture Diffraction
- Diffraction through a circular aperture
- Formation of Airy pattern
- Central bright spot and concentric rings
- Calculating the number of rings
- Radius of bright and dark rings
Resolution and Resolving Power
- Resolution of optical instruments
- Limit of resolution and Rayleigh criterion
- Resolving power and its importance
- Factors affecting resolving power
- Example to demonstrate resolving power calculation
Polarization of Light
- Polarization phenomenon
- Definition and types of polarization
- Polarization by reflection, transmission, and scattering
- Uses of polarized light in various fields
- Application of polarizing filters
Brewster’s Law and Polaroids
- Brewster’s law and Brewster angle
- Relation between the refractive indices of incident and transmitted media
- Polarization by reflection and Brewster’s angle formula
- Introduction to Polaroids
- Use of Polaroids in polarizing light filters
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Diffraction Diffraction phenomenon Definition Types of diffraction Diffraction of waves Huygens’ principle