Which of the following is designed to produce an electromagnetic wave?
A)elastic cord
B)laser pointer
C)metal spring
D)ripple tank

Name: Which of the following is designed to produce an electromagnetic wave? A)elastic cord B)laser pointer C)metal spring D)ripple tank
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Question

Quizplus · Accepted Answer

Laser pointers are designed to emit light, which is a form of electromagnetic radiation, by stimulating emissions of electromagnetic waves through a process involving the excitation of photons.

Which of the Following Is Designed to Produce an Electromagnetic