Electric Circuits: Voltmeter Reading Same/Different?

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SUMMARY

The discussion centers on the behavior of voltmeter readings in two different circuit diagrams. It is established that a straight line in a circuit diagram represents an equipotential, indicating that the voltage remains constant across that line. Therefore, if the voltmeter is placed across two points on the same equipotential line, the readings will be the same. Conversely, if the voltmeter measures across different equipotential lines, the readings will differ.

PREREQUISITES
  • Understanding of basic electrical circuit concepts
  • Familiarity with voltmeters and their function in measuring voltage
  • Knowledge of equipotential lines in circuit diagrams
  • Basic principles of voltage and current in electrical circuits
NEXT STEPS
  • Study the principles of equipotentiality in electrical circuits
  • Learn how to properly use a voltmeter in various circuit configurations
  • Explore the differences between series and parallel circuits
  • Investigate the impact of circuit components on voltage readings
USEFUL FOR

Students studying electrical engineering, educators teaching circuit theory, and hobbyists interested in understanding voltmeter applications in circuit analysis.

DERRAN
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Homework Statement


No problem just wanted to clarify something. Would the voltmeter reading be the same or different in the two circuit diagrams below.?
http://img16.imageshack.us/img16/9428/circuit1.th.gif
http://img37.imageshack.us/img37/3300/circuit2.th.gif

Homework Equations





The Attempt at a Solution

 
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A straight line in a circuit diagram is an equipotential. Does this help?
 

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