Why Do License Plates Fall Off When Exposed to Water?

1 Answers
StKendra
07/30/25 3:28am
License plates fall off when exposed to water because: When a vehicle drives through water, the water impacts the bumper and then surges upwards, squeezing into gaps and creating an outward force that pushes against the license plate. Additionally, as the vehicle moves forward through water, the license plate also faces resistance from the water ahead. If the license plate is secured with only two screws, the plate will sway back and forth under these two opposing forces as the vehicle advances through the water. The intense force can pull the screws out of the bumper or even snap the plate off, which is how license plates get washed away by water. A license plate, commonly referred to as a vehicle registration plate, is a panel mounted on the front and rear of a vehicle, typically made of aluminum, sheet metal, plastic, or paper, displaying the vehicle's registration number, region, and other relevant information.
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