When an electrical switch is closed or opened in the vicinity of an operating AM radio, a burst of static can be heard. Which of the following, involving the throwing of the switch, would likely be the cause for this static?
A) The sound from the switching is the source of waves.
B) Unnoticed lightning hits nearby every time the switch is thrown.
C) Static happens without any cause.
D) Electrons are accelerated during the switching process.

Question

Quizplus · Accepted Answer

When the switch is thrown, electrons are accelerated, causing electromagnetic interference that can be picked up as static by the AM radio.

When an Electrical Switch Is Closed or Opened in the Vicinity