Physics (Electricity and Magnetism) Labs from 8.02T

WARNING NOTICE

The experiments described in these materials are potentially hazardous and require a high level of safety training, special facilities and equipment, and supervision by appropriate individuals. You bear the sole responsibility, liability, and risk for the implementation of such safety procedures and measures. MIT shall have no responsibility, liability, or risk for the content or implementation of any of the material presented.

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Electrostatic Force (8.02, Spring 2005)

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Goal: In this experiment, you'll set up a horizontal parallel plate capacitor and find the voltage at which one side of a square piece of aluminum foil of known weight is lifted off the bottom plate, creating a conducting path between the plates.
Supplemental Files (XLS)
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Faraday Ice Pail (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To become familiar with the basic uses and capabilities of DataStudio®.
2) To explore the charging of objects by friction and by contact.
3) To explore the charging of objects by electrostatic induction.
4) To explore the concept of electrostatic shielding.
Supplemental Files (DS)
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Ohm's Law and RC Circuits (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To learn how to display and interpret signals and circuit outputs using features of DataStudio®.
2) To investigate Ohm’s Law and to determine the resistance of a resistor.
3) To measure the time constants associated with a discharging and charging RC (resistive-capacitive, or resistor-capacitor) circuit.
Supplemental Files (DS)
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Magnetic Fields (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To examine the magnetic field associated with a bar magnet and construct the magnetic field lines.
2) To measure the magnitude and approximate orientation of the Earth’s magnetic field in classroom.
Supplemental Files (DS)
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Magnetic Force (8.02, Spring 2005)

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Goal: The goals of this experiment is: To predict and verify the nature of the magnetic force acting on a current-carrying wire when the wire is placed in a magnetic field.
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Dipoles in B Fields (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To measure the magnetic fields due to a pair of current-carrying loops in the “Helmholtz” configuration, both with the currents in the same direction and in theoppositedirection.
2) To observe and measure the forces and torques acting on a magnetic dipole placed in an external magnetic field.
3) To measure quantitatively the force on a magnetic dipole on the axis of a ring of current, as a function of the distance from the center of the ring.
Supplemental Files (DS) (XLS)
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Magnetic Forces (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To investigate the magnetic force between two current carrying wires.
2) To measure the permeability constant μ0.
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Faraday's Law (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To become familiar with the concepts of changing magnetic flux and induced current associated with Faraday’s Law of Induction.
2) To see how and why the direction of the magnetic force on a conductor carrying an induced current is consistent with Lenz’s Law. Lenz’s Law says that the system always responds so as to try to keep things the same.
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LR and Undriven LRC Circuits (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To determine the inductance L and internal resistance RLof a coil, both with and without an iron core, on the AC/DC Electronics Lab circuit board.
2) To observe electrical oscillations, measure their frequencies, and verify energy relationships in an LRC circuit.
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Driven RLC Circuit (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To measure the resonance frequency and the quality factor of a driven RLC circuit bycreating a resonance (frequency response) curve.
2) To see the phase relationships between driving voltage and driven current in such a circuit at, below, and above the resonance frequency.
3) To use DataStudio® display capabilities to carry out these objectives.
Supplemental Files (DS 1) (DS 2)
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Microwaves (8.02, Spring 2005)

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Goal: The goals of this experiment is: To observe the polarization and angular dependence of radiation from a microwave generator and to measure the wavelength of the microwave radiation by analyzing an interference pattern similar to a standing wave.
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Interference (8.02, Spring 2005)

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Goal: The goals of this experiment are to:
1) To explore the diffraction of light through a variety of apertures using a laser pointer.
2) To measure the wavelength of the laser light; the spacing between the tracks of an audio compact disk (CD).
3) The thickness of a human hair.
Supplemental Files (XLS)
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