Podcast
Questions and Answers
What is the typical marking on a multimeter for measuring direct current amperage?
What is the typical marking on a multimeter for measuring direct current amperage?
- DCA (correct)
- ACV
- DCV
- OHM
If you don't know the approximate value of the amperage you want to measure, which scale should you initially select on the multimeter?
If you don't know the approximate value of the amperage you want to measure, which scale should you initially select on the multimeter?
- The 200m scale
- The lowest scale
- Any scale will work
- The highest scale, such as 10A (correct)
How can you measure the flow of water through a pipe?
How can you measure the flow of water through a pipe?
- Use a flow meter attached to the pipe
- Cut the pipe and insert the end into a container to collect the water (correct)
- Calculate the flow rate based on the pipe diameter and water pressure
- Measure the temperature difference across the pipe
How is measuring electric current through a circuit similar to measuring water flow through a pipe?
How is measuring electric current through a circuit similar to measuring water flow through a pipe?
Which probe connection on the multimeter should the black probe be inserted into when measuring amperage?
Which probe connection on the multimeter should the black probe be inserted into when measuring amperage?
Where should the multimeter be connected when measuring amperage in a circuit?
Where should the multimeter be connected when measuring amperage in a circuit?
If the multimeter displays a reading of zero when measuring amperage, what should you do?
If the multimeter displays a reading of zero when measuring amperage, what should you do?
What type of current does a multimeter measure when set to the DCA position?
What type of current does a multimeter measure when set to the DCA position?
What is the purpose of an ammeter in an electrical circuit?
What is the purpose of an ammeter in an electrical circuit?
If you see a very low amperage value on the multimeter, what should you do?
If you see a very low amperage value on the multimeter, what should you do?
