MAE 3340 Instrumentation and Measurements

Lab 5: Introduction to the Wheatstone Bridge

• Lab 5 Notes: Wheatstone Bridge and Measurment Uncertainty Assesment (Beckwith Chapters 3 and 7)
  • Bridge Equations
  • Power Dissipated in Bridge
    • Appropriate Excitation Voltage for 1/16th Watt Dissipation
  • Bridge Balancing Exercise
    • Decade Resistor Box
    • Measuring an Unknown Resistance
  • Uncertainty Analysis
    • Sample Mean and Standard Deviation
    • 95% Confidence level for Mean Estimate (Student-t and Gauss Distributions)
    • Error Analysis

• Laboratory 5 Procedure: Wheastone Bridge and Measurement Uncertainty

• Student Resources for Lab 5
  • Lab 5 Uncertainty Analysis
• Lab 4 Histogram, Statistical Analysis VI
• Resistor Color Code VI
• .xlsx Spreadsheet Template for Logging Resistors

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