Where’s the EMI?

September 1, 2010



Which of these might be a cause of EMI? Choose the best answer.

A) Large machinery rooms

B) Humidity under 60%

C) Plush carpeting

D) Large metal components

E) Gamma rays and anger


The answer: A) Large machinery rooms

Electromagnetic Interference, also known as Radio Frequency Interference, is commonly caused by two-way radios, large motors, mobile phones, and other related devices. Unlike electrostatic discharge (ESD), EMI is not related to static electricity.

Want to know more? Watch “Managing Safety Hazards.”

We spend much of our time working with command lines and operating systems, but we often forget that our computers can sometimes be a safety hazard. In this video, you’ll learn important safety information about electrostatic discharge, radio frequency interference, physical safety, environmental concerns, and much more.

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Category: CompTIA A+ Pop Quizzes

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