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Why Are There Two Holes In Electric Plugs. 2) they're designed as a locking mechanism, and match up to bumps in the wipes inside the outlet. Those notches eventually turned into holes.
Why is one prong on a power plug wider in the US? Quora from www.quora.com
2) they're designed as a locking mechanism, and match up to bumps in the wipes inside the outlet. But that isn't the only circuit in the picture. When plug holes were no longer needed, the reason as to why plugs still have those two holes in them today is quite simply because people expect them.
Ok, You Made Me Google It.
Under no circumstances will proclaimliberty2000 be responsible or lia. This ensures that the plug does not slip out of the socket. The reason that electric plugs typically have two or three metal prongs is very easy to explain.
But That Still Doesn’t Answer The Question Of Why The Holes Are In There In The First Place.
This helps the prongs fit snugly into the wipers. Inside a plug there are internal metal protrusions that use those holes to help prevent the plug from slipping out. If you look at electrical sockets today, none of them features any grooves.
The Consensus Seems To Be:
But what about those holes you see in the tips of the prongs? The hole in flat blade is optional, and it is intended for manufacturing. The holes in the prongs of electrical plugs are a safety feature.
When Taking An Outlet Apart, You Will Notice That The Contact Wipers Have Bumps On Them.
Plugs become hot when an excessive number of devices are plugged into the outlet. You might have never thought this before, but just know that if they were missing, the plug would still work. So today, holes in plugs don’t add any value or hold any purpose whatsoever.
You Would See That The Contact Wipers Used To Communicate An Electric Current Have Small “Bumps” On Them If You Were To Peek Inside An Outlet After A Plug Had Been Inserted To Acquire Power.
It also ensures the contact between the outlet and the plug is secure. This works by having little bumpers installed inside the outlet that line up with and fit inside the holes on the prongs. Turns out there are lots of theories, and this video is just one of many attempts to answer the question.
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