Diffraction
Q3-01: Helix Diffraction
Category: Q3 Genetics and Molecular Biology
Purpose:
To model the structure of a helical molecule
L7-43: Telephoto Lens Model - Point Source
Category: L7 Optical Instruments
Purpose:
A model of a telephoto lens
M2-31: HALO BY DIFFRACTION FROM SMALL PARTICLES
Category: M2 Diffraction - Circular
Purpose:
Demonstrate a halo by diffraction of light by small particles.
M2-23: MICROWAVES - FRESNEL ZONES
Category: M2 Diffraction - Circular
Purpose:
Demonstrate a zone plate using microwaves.
M2-22: MICROWAVES - DIFFRACTION BY A SPHERE
Category: M2 Diffraction - Circular
Purpose:
Demonstrate microwave diffraction be a conducting sphere.
M2-21: MICROWAVES - DIFFRACTION BY CIRCULAR APERTURE
Category: M2 Diffraction - Circular
Purpose:
Demonstrate diffraction of microwaves from a circular aperture.
M2-12: LASER DIFFRACTION - FRESNEL ZONE PLATE - FOCAL LENGTH
Category: M2 Diffraction - Circular
Purpose:
Exhibit the foci of the Fresnel zone plate corresponding to its focal lengths.
M2-11: LASER DIFFRACTION - FRESNEL ZONE PLATES
Category: M2 Diffraction - Circular
Purpose:
Demonstrate focusing by a Fresnel zone plate.
M2-05: PINHOLE AND OPAQUE DISC - FRESN AND FRAUN DIFFRAC
Category: M2 Diffraction - Circular
Purpose:
Show Fresnel and Fraunhofer diffraction from pinholes and opaque discs.
M2-04: LASER DIFFRACTION - HALO
Category: M2 Diffraction - Circular
Purpose:
Demonstrate diffraction of laser light around small spheres.
M2-03: LASER DIFFRACTION - POISSON'S BRIGHT SPOT
Category: M2 Diffraction - Circular
Purpose:
Demonstrate the Poisson (or Arago) bright spot.
M2-02: LASER DIFFRACTION - OPAQUE DISCS
Category: M2 Diffraction - Circular
Purpose:
Demonstrate laser diffraction by opaque discs.
M1-34: LASER DIFFRACTION - COMPACT DISC
Purpose:
Demonstrate interference of a laser beam by a type of grating.
M1-33: LASER DIFFFRACTION - PHONOGRAPH RECORD
Purpose:
Demonstrate interference of a laser beam by a type of grating.
M1-32: SLITFILMS AND LONG FILAMENT BULB
Purpose:
Diffraction and interference by various slits and combinations of slits.
M1-22: LASER DIFFRACTION - GRATINGS
Purpose:
Demonstrate diffraction (well, actually interference) by a grating.
M1-21: LASER DIFFRACTION - MULTIPLE SLITS
Purpose:
Show the transition from one slit to multiple slits and the diffraction grating.
M1-06: LASER DIFFRACTION - HUMAN HAIR
Purpose:
Demonstrate laser diffraction with a human hair.
M1-05: FINGERS AND SODIUM SOURCE - VARIABLE SINGLE SLIT
Purpose:
See single slit diffraction.
M1-04: LASER DIFFRACTION - WIRES
Purpose:
Show diffraction by wires of different size.
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B2-01: SUM OF FORCES IN A LINE
Demonstrate that forces in one dimension add algebraically Read More
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B2-02: SUM OF FORCES - SPRING SCALES
Show that the sum of forces exerted on the mass by the scales is constant Read More
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B2-03: EQUILIBRIUM OF FORCES - INCLINED PLANE
Demonstrate equilibrium of forces Read More
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B2-04: VERTICAL FORCES - FOUR SPRING SCALES
Show addition of forces along a line Read More
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B2-11: EQUILIBRIUM OF FORCES - OHAUS PROJECTION
Demonstrate equilibrium of forces Read More
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B2-12: EQUILIBRIUM OF FORCES - BOARD BACKGROUND
Demonstrate equilibrium of forces Read More
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B2-14: SUM OF FORCES - LARGE ROPE VERSION
Develop a feel for equilibrium of forces on a large scale Read More
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B2-16: VECTOR ADDITION WITH ROPE AND STUDENTS
Demonstrate vector addition of forces Read More
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B2-21: CONCEPT OF TORQUE - TORSIONAL CHAIR
Introduce the concept of torque Read More
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B2-22: TORQUE - PHYSICAL DEFINITION
Introduce the concept of torque Read More
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B2-23: TORQUE CONDITION FOR EQUILIBRIUM
Demonstrate that equilibrium of forces is an insufficient condition for static equilibrium Read More
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B2-31: EQUILIBRIUM OF TORQUES - WHEELS AND AXLES
Demonstrate equilibrium of torques Read More
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B2-32 EQUILIBRIUM OF TORQUES - LARGE
Demonstrate balanced torques Read More
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B2-33: EQUILIBRIUM OF TORQUES - SMALL
Demonstrate balanced torques Read More
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B2-34: EQUILIBRIUM OF TORQUES - ANGLE BRACKET
Verify the equation for torques when the center of mass is outside the object Read More
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B2-35: EQUILIBRIUM OF TORQUES ON METERSTICK
Demonstrate equilibrium of torques Read More
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B2-36: EQUILIBRIUM OF TORQUES ON METERSTICK - ROTATORS
Demonstrate equilibrium of torques Read More
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B2-41: ROBERVAL BALANCE
Demonstrate a paradox in equilibrium of forces and torques Read More
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B2-42: ARM MODEL
Model the forces occurring in the arm Read More
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B2-43: CRANE BOOM
Demonstrate a crane boom Read More
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