• Electrostatic Charging / Charge Distribution
  • Topics and Files
    
    E&M Topic: Methods of charging...
  • Equipment List
    
    PASCO Interface (for one sensor), Charge Sensor, Charge Producers and Proof Planes, Faraday Ice Pail
  • Introduction
    
    The purpose of this activity is to investigate the nature of charging an object by contact as compared to charging an object by induction...
  • Background
    
    Electric charge is one of the fundamental properties of matter...
• Electric Field around a Conductor (Gauss's Law)
  • Topics and Files
    
    E&M Topics: Electrostatic charge distribution...
  • Equipment List
    
    PASCO Interface (for one sensor), Charge Sensor, Charge Producers and Proof Planes, Faraday Ice Pail...
  • Introduction
    
    This lab has two parts. The purpose of Experiment 1 is to investigate electric charge distribution on a conductive sphere...
  • Background
    
    Like electric charges repel and unlike charges attract...
• Electric Potential
  • Topics
    
    E&M Topics: Capacitance, Combination of capacitors
  • Equipment List
    
    Multimeter, Metallic Plates, Book...
  • Objectives
    
    Students will be able to discover how the capcitance of conducting parallel plates is related to seperation between them...
  • Introduction
    
    This lab has two parts. The purpose of Part 1 is to investigate how capacitance depends on separation of the two plates of the capacitor...
  • Background
    
    The capacitance C of a capacitor is defined as the ratio of the magnitude of the charge on either conductor to the magnitude of the potential difference between the conductors...
• Resistance; Ohm's Law
  • Topics and Files
    
    E&M Topics: Ohm's Law...
  • Equipment List
    
    PASCO 750 Interface, AC/DC Electronics Lab, Banana Plug Patch Cord...
  • Introduction
    
    This lab has two parts. The purpose of Experiment 1 is to confirm the relationship of current, voltage, and resistance in an electric circuit...
  • Background
    
    Ohm discovered that when the voltage (potential difference) across a resistor changes, the current through the resistor changes...
• Kirchhoff's Laws
  • Topics and Files
    
    E&M Topic: Kirchhoff's Laws...
  • Equipment List
    
    PASCO Interface (for two sensors), Voltage Sensor, Current Sensor...
  • Introduction
    
    The purpose of this activity is to explore Kirchhoff's two laws of electrical circuits...
  • Background
    
    Ohm's Law describes the relationship between current, voltage, and resistance in simple circuits...
• Charging and Discharging an RC Circuit
  • Topics and Files
    
    E&M Topic: RC circuit...
  • Equipment List
    
    PASCO 750 Interface, Voltage Sensor, AC/DC Electronics Laboratory, Banana Plug Patch Cord
  • Introduction
    
    The purpose of this activity is to measure the voltage across a capacitor as it is charged and then discharged through a resistor that is in series with the capacitor...
  • Background
    
    When a DC voltage source is connected across an uncharged capacitor, the rate at which the capacitor charges up decreases as time passes...
• Magnetic Field of a Permanent Magnet
  • Topics and Files
    
    E&M Topics: Earth's magnetic field; dip angle...
  • Equipment List
    
    PASCO Interface (for two sensors), Magnetic Field Senser, Rotary Motion Sensor, Zero Gauss Chamber...
  • Introduction
    
    This lab has two parts. The purpose of Experiment 1 is to measure the magnitude and direction of the Earth's magnetic field...
  • Background
    
    The magnitude of the Earth's field varies over the surface of the Earth...
• Magnetic Field of a Current-carrying wire
  • Topics and Files
    
    E&M Topic: Electromagnetism, magnetic field in a coil...
  • Equipment List
    
    PASCO Interface (for one sensor), Magnetic Field Sensor, Power Amplifier, Double Rod Clamp, Large Rod Base...
  • Introduction
    
    The purpose of this activity is to measure the magnetic field generated by a current-carrying wire shaped as a coil...
  • Background
    
    A current-carrying wire experiences a magnetic force when placed in a magnetic field produced by an external source such as a permanent magnet...
• Faraday's Law (Creating current with magnets)
  • Topics and Files
    
    E&M Topic: Electromagnetic induction; Faraday's Law...
  • Equipment List
    
    PASCO 750 Interface (for one sensor), Voltage Sensor, AC/DC Electronics Lab...
  • Introduction
    
    The purpose of this activity is to measure the potential difference induced in a coil of wire by a bar magnet dropping through the center of the coil...
  • Background
    
    When electricity is passed through a conducting wire, a magnetic field can be detected near the wire...
• Inductance; Resonance of LCR Circuit
  • Topics and Files
    
    E&M Topics: LRC circuit and alternating current...
  • Equipment List
    
    PASCO 750 Interface, Voltage Sensor, AC/DC Electronics Laboratory, Banana Plug Patch Cord
  • Introduction
    
    The purpose of this activity is to study resonance in an inductor-resistor-capacitor circuit (LRC circuit) by examining the current through the circuit as a function of the frequency of the applied voltage and determine what happens to the amplitude of the current in the LRC circuit when the frequency of the applied voltage is at or near the resonant frequency of the circuit...
  • Background
    
    When a vibrating mechanical system is set in motion, it vibrates at its natural frequency...
• AC Circuits
  • Topics and Files
    
    E&M Topic: LRC circuit and alternating current...
  • Equipment List
    
    PASCO 750 Interface, Voltage Sensor, AC/DC Electronics Laboratory, Banana Plug Patch Cord...
  • Introduction
    
    The purpose of this activity is to study AC circuits with a resistor, a capacitor, and inductor...
  • Background
    
    An AC circuit consists of circuit elements and a power source that provides alternating voltage Δv...
• Geometrical Optics
  • Topics and Files
    
    Optics Topics: Thin lens formula, Concave mirror
  • Equipment List
    
    Light Source, Basic Optics, Optics Bench, Basic Optics, Viewing Screen, Basic Optics...
  • Introduction
    
    This lab has two parts. The purpose of Experiment 1 is to determine the relationship between object distance and image distance for a thin convex lens...
  • Background
    
    All of the technological pieces of equipment you see pictured here make use of lenses...

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