A magnetic field is produced around a conductor when it carries:
A
Static charge only
B
Voltage only
C
Resistance
D
Electric current
Correct Answer: Option D — Electric current
Explanation:
When an electric current flows through a conductor, it generates a magnetic field around that conductor, a phenomenon first discovered by Ha...
When an electric current flows through a conductor, it generates a magnetic field around that conductor, a phenomenon first discovered by Hans Christian Oersted, linking electricity and magnetism.