Question

an electron beam is moving south to north just above a magnetic needle​

Answer 1

Answer:

When an electron beam is moving south to the north above a magnetic needle, then the magnetic needle will point towards the south. According to the right-hand thumb rule, the magnetic field will point from north to south above the wire, and so the magnetic needle will point towards the south.

Explanation:

please follow

Answer 2

Answer:

Explanation:

When an electron beam is moving south to the north above a magnetic needle, then the magnetic needle will point towards the south. According to the right-hand thumb rule, the magnetic field will point from north to south above the wire, and so the magnetic needle will point towards the south