Question

Magnetic field inside a solenoid

Answer 1

Answer:

> A coil of many circular turns of insulated copper wire wrapped closely in the shape of a cyclinder is called a solenoid

>the field lines inside a solenoid are in the form of parallel straight lines. this indicates the magnetic field is uniform inside the solenoid

>a strong magnetic field produced inside a solenoid can be used to magnetise a piece of magnetic material , like soft iron when placed inside the coil

>the magnet so formed is called electromagnet