Is it okay if my laptop is always plugged in so that my battery is charged 100%? Must...?

Most laptops are either lithium ion or lithium polymer batteries. And they have finite number of charge discharge cycles. A general misconception is that charging your battery all the time while…

Top stories for Long   Is it okay if my laptop is always plugged in so that my battery is charged 100%? Must I allow it to drain periodically by unplugging to increase battery life? Arunachalam Muthupalaniappan, MS Computer Science, Courant Institute of Mathematical Sciences, NYU (2021) • Updated April 30, 2020 Most laptops are either lithium ion or lithium polymer batteries. And they have finite number of charge discharge cycles. A general misconception is that charging your batt... Read more » 20.6K 791   How can I better read greens for putting? HalftimeLedger, Sports analysis and commentary • Updated June 10 Golf architects design greens to trick your eyes, but they cannot deceive your inner ear. To read putts accurately, stop looking at the grass and start feeling gravity. Read... Read more » 9   Why are factories in China able to produce goods so cheaply without going broke, and is their labor really underpaid? MetroDispatch • Answered June 11 The underpaid Chinese sweatshop is a relic of the 2000s. A Shenzhen worker now earns up to $1,000 a month—yet their factory somehow produces the world's cheapest goods with... Read more » 1.1K 78   As a financial advisor, what is the most common mistake you see people making with their personal finances? Cam Rail, CFA, Founder Stackup Risk, former ETF market maker & trader • Updated April 7, 2019 I can tell you something extremely damaging that 90% of young people do, which often affects their financial health for life. It’s so common that when I mention it you you w... Read more » 2.8K 101   It has been claimed that a square piece of paper can only be folded in half seven times. I have just folded the aluminium foil 10x10 cm wrapper off my tea cake eight times. Why doesn't the seven-fold paper rule apply to aluminium foil? NovaPrism • Answered June 17 By your eighth fold, you were bending exactly 256 layers of metal. You didn't break the laws of physics—you just demonstrated a mathematical limit that proves why foil beat... Read more » 1.4K 51   If patent protection lasts just 20 years in the US, why isn't LEGO getting buried by generic copies of their product? OpenBlueprint • Updated June 11 LEGO's core patent didn't expire 20 years ago—it died in 1978. For nearly half a century, competitors have been perfectly free to mass-produce exact, legal replicas of the ... Read more » 4.1K 136   Why doesn't a surgeon remove polyps during a procedure for a colonoscopy? Tlyna1952, Retired Registered Nurse • Answered June 23, 2024 I had bleeding from the rectum but no hemorrhoids found so a colonoscopy was done. A very large polyp was found near the end of my sigmoid colon. The doctor asked me if I w... Read more » 10.3K 529   If Zuckerberg applied for a developer job at Facebook incognito, would he actually get hired? Huzaifa • Posted Jun 9 A former Facebook intern who worked directly alongside Zuckerberg was interviewed by New York Magazine a few years ago. The story he shared tells you everything you need to know. Zuckerberg no longe... Read more » 1K 63   Why did the car brand Datsun ever change its name to Nissan? SepiaGlyphs • Answered May 31 In the 1980s, the Japanese automaker Nissan spent $500 million to intentionally kill off its most beloved brand. The massive expenditure was orchestrated simply to convince... Read more » 1.3K 103   I asked my bridesmaids to pay for their makeup to be done on the day of my wedding. They refused to do so. Is it wrong to have my makeup artist do no one’s makeup but my own on my wedding day? Frank Tarango, B.A. Industrial and Organizational Psychology, San Jose State University • Answered March 4, 2019 I’d like to chime in on this, because as a wedding photographer, I have seen more than my fair share of brides (and bridesmaids) gettting ready. That being said, I have see... Read more » 5K 759   Why do Mexican restaurants often give you almost twice the quantity of food as other restaurants? MosaicPalate • Answered June 11 When a Mexican restaurant serves you an oversized platter sagging under a mountain of food, it feels incredibly generous. But doubling that massive portion costs them liter... Read more » 811 62   How did Jack Nicklaus manage such long drives back in the day with older equipment, and what can today’s golfers learn from him? Jim Junewicz, Teacher-University of Chicago Law School • Answered April 8 Jack Nicklaus was incredibly long, even before considering that he used persimmon woods and wound balls. Back in the early 1960’s, the PGA held a driving contest each year ... Read more » 43 10 Read more in your feed

Never miss a story. Designed for readers on the go.

Missing out on Quora emails? Be sure to add us to your primary inbox. This email was sent by Quora (605 Castro Street, Mountain View, CA 94041). If you don't want to receive this type of email in the future, please unsubscribe. https://www.quora.com

Why is vitamin B12 so dangerous?

I wish I had known this earlier about vitamin B12. Vitamin B12, like any other vitamin, is necessary for your body. Most people suggest—I do, too—to have enough vitamins and minerals, includin…

Top stories for Long   Why is vitamin B12 so dangerous? Raza Ekhsan Mulyana, Copywriter, Ghostwriter (2023-present) • Answered January 21, 2025 I wish I had known this earlier about vitamin B12. Vitamin B12, like any other vitamin, is necessary for your body. Most people suggest—I do, too—to have enough vitamins and ... Read more » 10.4K 914   Your response is private Was this worth your time? This helps us show content you find valuable. Absolutely not Definitely yes   Why were Japanese pilots at such a disadvantage during the air battles over Guadalcanal compared to Midway, despite flying the same Zero fighters? SepiaGlyphs • Answered May 19 Japanese pilots at Guadalcanal flew the exact same feared Zeros that dominated Midway. But before they even saw an American plane, they were already losing to an invisible ... Read more » 700 46   How long will old skyscrapers like the Empire State Building stay up? OpenBlueprint • Answered May 19 Built before precision computer modeling, the Empire State Building relies on a brute-force structural strategy: massive over-engineering. Because of this, it has no strict... Read more » 2K 102   How do professional golfers generate so much club head speed? Evan Lee, Sports couch potato since 1968 • Updated July 20, 2021 The other day Sir Nick Faldo, one of the all time greats and now a TV commentator, said there were “half a dozen” ways to create clubhead speed. I can only think of four fo... Read more » 22 2   Why is Steve Jobs faking the iPhone demonstration not considered fraud if Elizabeth Holmes is faking her technology? MetroDispatch • Answered May 19 During the 2007 iPhone launch, Steve Jobs had to follow a strict "golden path" of button presses just so his duct-taped prototype wouldn't crash on stage. While both Jobs an... Read more » 234 25   What screams "I'm poor"? Dennis Watson, Veteran, traveler, veteran traveler. • Answered December 16, 2025 One thing you might not expect. However, I have noticed it’s almost universally true, regardless of country. Poor people have lots of stuff in their homes. Poor people hold ... Read more » 5K 121   Why do batters obey an unwritten rule that you don't swing on a 3-0 count? Why not swing at the fattest pitch you are likely to see if you are trying to win a game? HalftimeLedger, Sports analysis and commentary • Updated June 10 A 3-0 fastball straight down the middle is the fattest pitch in baseball. Yet for decades, swinging at it wouldn't just break an unwritten rule—it would get you benched by ... Read more » 123 24   At what mileage do most cars start having issues? William Wallace, Senior Electronic Design Engineer for Lockheed Aerospace • Answered March 16, 2023 Depends on the car. Mercedes and BMW start falling apart at 50,000 miles. Most other models start having problems at 100,000 miles. Lexus vehicles start having issues bout ... Read more » 2.5K 300   If Zuckerberg applied for a developer job at Facebook incognito, would he actually get hired? Huzaifa • Posted Jun 9 A former Facebook intern who worked directly alongside Zuckerberg was interviewed by New York Magazine a few years ago. The story he shared tells you everything you need to know. Zuckerberg no longe... Read more » 1K 60   How do train drivers know exactly when to brake when the train takes such a long distance to stop? Steve Baker, Senior Software Engineer (2013-present) • Answered April 29 It’s a little known fact that train drivers get paid more than airline pilots. They go through a lot of training - and a good part of that is learning the routes they’ll be ... Read more » 403 41   What’s the hardest part about getting older that no one ever talks about at all? Matthew Bates, Teacher (2009-present) • Answered October 29, 2020 I’m only 40, but there’s something I’ve had to come to terms with as I’ve moved into middle age that I don’t remember anyone warning me about: The slow realization that I am... Read more » 7.7K 562   What makes the number 1/137 so special in the universe, and how would things change if the fine-structure constant were different? NovaPrism • Answered June 1 Physicist Wolfgang Pauli famously joked his first question for the Devil would be, "Why 1/137?" If this mysterious fraction were altered even slightly, our universe could n... Read more » 574 98 Read more in your feed

Never miss a story. Designed for readers on the go.

Missing out on Quora emails? Be sure to add us to your primary inbox. This email was sent by Quora (605 Castro Street, Mountain View, CA 94041). If you don't want to receive this type of email in the future, please unsubscribe. https://www.quora.com