Adarsh Gupta on Instagram: "Can a Dead Finger can Unlock a Phone? 👉😳 #reels #iphone #smartphonesindia"

Technology on Instagram: "Permanent magnets can retain their strength for centuries if kept cool and dry. They lose only about 2 percent of their power every 100 years, making them highly reliable for long-term experiments and engineering projects. Unlike electromagnets, they need no external power source to maintain their magnetic field. With the right storage and temperature conditions, these magnets can remain stable for generations, showing how durable and efficient magnetic technology can b