what is a solenoid?\na current-carrying wire with many coils\na current-carrying wire that is straight\na…

what is a solenoid?\na current-carrying wire with many coils\na current-carrying wire that is straight\na tool used to measure magnetism\na tool used to measure current

what is a solenoid?\na current-carrying wire with many coils\na current-carrying wire that is straight\na tool used to measure magnetism\na tool used to measure current

Answer

Brief Explanations:

A solenoid is defined as a current - carrying wire that is wound into many coils. A straight current - carrying wire is just a straight wire with current, not a solenoid. A tool to measure magnetism is a magnetometer, not a solenoid. A tool to measure current is an ammeter, not a solenoid. So the correct option is the one that describes a current - carrying wire with many coils.

Answer:

a current - carrying wire with many coils