Did You Know The Hidden Purposes Of These Everyday Household Items?
Strange Cylindrical Objects On Cables
Many might have noticed that the laptop or mobile phone charger cable has a cylinder on one end. It might look like a useless addition to the cord, which most people don’t bother to know its use, but we can give the assurance that it serves an important purpose.
The cylindrical object is known as a ferrite core, and it contains magnetic iron oxide, which is used to keep away high-frequency electromagnetic waves that can interrupt phone calls. If the cylinders are not there and one keeps the cord close to speakers, then sharp noises will start coming out, which is the interference at work. So now, we know what they’re used for.
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