The Apple Watch has at all times been in a position to shrug off some quantity of water, however for the reason that Sequence 2 it’s been in a position to survive being fully submerged, unintentionally or not. The one caveat is that water can get trapped within the smartwatch’s speaker, an issue Apple has solved with a intelligent water-eject characteristic that’s fascinating to see in motion through the lens of a high-speed digicam.
In latest months, whereas trapped inside because of the pandemic, The Slow Mo Guys have needed to provide you with some intelligent experiments for the YouTube channel the place they reveal the world’s split-second secrets and techniques which are in any other case missed by the human eye. It’s uncertain that you just pay a lot consideration to the Apple Watch’s water-eject characteristic once you use it, other than drying off your arm after it finishes its sequence of fast chirps. However at 2,000 frames per second, you’ll be able to lastly see precisely how the characteristic works.
The chirps you hear aren’t simply the Apple Watch audibly letting you realize the water-eject characteristic has been activated. They really trigger the tiny diaphragm contained in the Apple Watch’s speaker openings to maneuver out and in, successfully turning them right into a pump that forces out trapped water. The diaphragm’s in-and-out motions finally begin pulling in as a lot water as they push out, so that they’re paused for a short second, permitting the liquid inside to settle earlier than beginning the vibrations once more and ejecting extra.
It’s why you hear a sequence of 10 fast chirps when the water eject characteristic is activated, as a substitute of a protracted single tone. The Sluggish Mo Guys clearly aren’t the primary individuals to place the smartwatch underneath a macro lens; Apple’s testing group undoubtedly found the habits first, which is why the water-eject characteristic works prefer it does.