I think it’s the last one
Hope this helps
Answer:
The current generated in the pipe by the falling magnet is induced where the magnetic field is changing, which is only close to the magnet. Try slitting the pipe lengthwise along one side.
Explanation:
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The first two choices are both false, but the <em>second one</em> is the falser one.
All electricity sources do <em>not</em> have the same voltage. The outlet in your bedroom wall supplies 120 volts, but the USB port on your laptop only supplies 5 volts, and the battery in your cellphone only supplies 3.7 volts.
