Question

while performing an environmental survey, a physicist detects a very high level of low - frequency electromagnetic radiation. which of the following is a potential source of this radiation? gamma - emitting radionuclide spill x - ray tube with excessive leakage radiation am/fm radio transmitter malfunction with ultrasonography probe

Explanation:

Gamma - rays and X - rays are high - frequency electromagnetic radiation. Ultrasound is not electromagnetic radiation but mechanical waves. AM/FM radio transmitters emit low - frequency electromagnetic radiation.

Answer:

C. AM/FM radio transmitter