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Questions and Answers
What is the purpose of a Digital Multi-Meter (DMM)?
What is the purpose of a Digital Multi-Meter (DMM)?
- To measure temperature and humidity
- To measure voltage, current, and resistance (correct)
- To measure weight and mass
- To measure sound intensity and frequency
Which setting should be used on a DMM to measure resistance?
Which setting should be used on a DMM to measure resistance?
- Amps (A)
- Volts (V)
- Farads (F)
- Ohms (Ω) (correct)
What precaution should be taken before using a DMM to measure voltage?
What precaution should be taken before using a DMM to measure voltage?
- Connect the DMM to a water source for grounding
- Set the DMM to the resistance measurement setting
- Ensure the DMM leads are in the correct ports for voltage measurement (correct)
- Wear gloves to protect from electrical shock
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