How to measure voltage across a resistor?
Understand the Problem
The question is asking for the method to measure the voltage across a resistor in an electrical circuit. This involves connecting a voltmeter across the resistor and understanding the correct settings and safety measures needed for the measurement.
Answer
Use a digital multimeter to measure the voltage across a resistor.
The final answer is to use a digital multimeter (DMM) to directly measure the voltage across the resistor.
Answer for screen readers
The final answer is to use a digital multimeter (DMM) to directly measure the voltage across the resistor.
More Information
Using a digital multimeter is the most straightforward and accurate way to measure the voltage across a resistor in a circuit.
Tips
Make sure the circuit is live when measuring voltage and confirm the polarity of the multimeter probes.
Sources
- How to Measure Voltage with a Multimeter - Dummies.com - dummies.com
- Measuring voltage over a resistor - Project Guidance - Arduino Forum - forum.arduino.cc