This video shows you how to make a homopolar motor. First of all things you need to make motor are AA battery, couple of magnets and copper wire. Now take magnet and attach it to the negative end of battery, now take a copper wire and bend it to the shape shown in the video and place it over the positive end of the battery, now you will see that wire starts rotating. Now to make a stand take a small plastic lid and two pieces of rubber magnet then place magnets to both the sides of the lid an...
Isn't it annoying how fast the battery dies on your iPod or iPhone? It seems like you charge it for hours, only to have it die in half the time. Well, in this tutorial learn a few tips and tricks that will increase the battery life of your phone.
Want to get more information about the battery status of your iPhone and iPod Touch? Ever wanted a nifty little percentage display to show you exactly how much battery juice you have left? iPhone 3GS owners have this installed by default, but Apple seems to have forgotten about the rest of us. That is no reason for the rest of us to be left out though. This quick video shows you how to get that. Find out where to download this useful app, install it, and then have the battery information disp...
Learn how to properly charge your iPhone or iPod Touch in simple steps. Whenever you charge you iPhone let it charge until your battery is completely full. If you unplug in between that point will become the maximum capacity of the battery. Remember not empty you battery charge completely while using your iPhone. Don't use your computer often to charge your battery, it would be wise to use a charger. Whenever you are not using your iPhone make sure to keep it locked.
Richpin demonstrates how to test an alternator with a standard multimeter. First make sure that the vehicle's battery is fully charged. Take the negative lead of the multimeter and put it on the negative post of the battery. Place the positive lead of the meter on the positive lead of the battery. Set the meter to DC voltage using the 20 scale and read the display to ensure the battery is fully charged. Next start up the vehicle and see what the alternator is producing. The display should now...
Battery life is a precious thing on your BlackBerry. You use your phone for all types of tasks, so you need your battery to keep up with your pace. But how? Best Buy has answers. The Best Buy Mobile team explains how you can save battery life by closing applications that are running in the background of your BlackBerry device.
The RV Doctor, Gary Bunzer, tells us tips on how to keep RV batteries in good condition. •If you stay in camp grounds a lot or leave the couch plugged in during periods of non-use, one of the things you need to know is the boiling out the electrolyte on the auxiliary battery.
Apple has locked down the iPhone battery, which means that once it can’t hold a charge, you need to send it in. If you’d rather just buy your own battery and replace it yourself, we’ve got your hookup. Nate and I got together to film this this tutorial, which shows how to replace your iPhone battery. Heck, even if you have decided that you will never open up your iPhone on your own, we think it’s still pretty cool to see the process - so just hit play, okay?
Want to keep an eye on how quickly you're draining your battery? Curious how much longer you can last before replacing that battery? This is just the thing.
The Galaxy S20's Wireless PowerShare is a must-use feature. With even the base model packing a 4,000 mAh battery, you have more than enough juice for all your Qi-enabled devices. The default settings make it so that in certain situations, you may have to choose between your phone or wireless earbuds, but you can change that.
There are plenty of jokes out there about the battery indicator on iPhones. Some people complain about their iPhones dying randomly at 11%, while others see hours of use at the 1% mark. Despite its inconsistencies, that battery percentage is a useful tell for how desperate you need a charger. There's just one problem: the icon is hiding on your iPhone 11, 11 Pro, or 11 Pro Max.
It's no secret that Google is all about AI. In their eyes, machine learning is the future of software development, and you can see evidence of this all over the last couple Android updates. They've used it to power all sorts of features in their Pixel phones, and they've even donated some of their AI smarts to AOSP for all Android manufacturers to share. But it looks like Samsung isn't exactly on board.
I was in college, and my 15-inch Sony Vaio laptop was my prized possession. It was my first PC and probably the most important thing I brought with me to my dorm — it was both how I completed my assignments and my primary source of entertainment. How could it turn its back on me in my time of need?
Apple has been in hot water ever since the news that the company slows down iPhones with older batteries. The iPhone maker is now in damage control, offering customers a large, $50 discount on battery replacements. The question for you, though, is does your iPhone need a battery replacement in the first place?
Technology ages rapidly. We're conditioned to refresh our iPhones every one or two years, and why wouldn't we? New iPhones are fast, and our old ones inevitably slow down, sometimes to an unusable degree. However, it turns out, there's something we can do about that, and it doesn't involve buying a new iPhone at all.
Google Play Services has been near the top of every Android user's list of battery-sucking apps for years now. It's a core system app, so you'd expect some battery drain, but for many folks, it runs rampant.
LineageOS, the successor to the wildly popular CyanogenMod custom ROM, is adding an interesting new feature that could potentially save lots of juice when your battery is running low. When enabling "Extreme power saver" mode, which can be set to kick in automatically at 15%, you'll soon have the option of changing your kernel's performance profile as well.
In the perpetual search for a renewable and convenient energy source, our bacterial friends have once again stolen the limelight.
In recent weeks, thousands of Nexus 6P users have reported that their devices are shutting down with 30% or more battery life remaining. The phones won't start back up until they're plugged into a charger, so it's as if the battery completely dies even though there is plenty of juice left.
My least favorite aspect of the winter season is how my fingers always turn into stiff, numb digits, unfeeling and seemingly incapable of making even the slightest movement. Yes, that might sound overdramatic, but if you hate wearing gloves like I do, you probably know exactly what I mean.
When it comes to smartphones, the biggest complaint voiced by most users is battery life. Sure, it's unrealistic to expect your Android device to run for weeks without a recharge, but many folks struggle to even make it through the day without having to top off their battery.
One thing Apple users universally complain about is battery life, whether it's on an iPad, iPhone, or Apple Watch. Apple did include a Battery Usage feature in iOS 8 to help us monitor which apps suck up the most energy, but it's too big a pain to deal with. Now, in iOS 9, there gave us something that actually matters—Low Power Mode.
Android Lollipop has an awesome feature called "Battery saver" mode that reduces power consumption through various tweaks in order to squeeze in an extra hour or two of standby time when your battery is running low. It does this by disabling background processes as well as location services and transition animations, so the phone is essentially running at half-throttle.
With countless images and messages packed into one small device, security is always a high priority amongst iPhone users. For this reason, we've previously shown you how to make your iPhone's passcode match the current time, which made figuring out your passcode a lot more difficult for wandering eyes.
The new OnePlus One packs a 3,100 mAh battery that promises to last all day and night. While that will work for most, some of us don't quite know how to put our phone down and save some juice.
Keeping track of your phone's battery life can quickly become a chore. Since no one wants to get stuck without a charge, we constantly find ourselves checking to see exactly what percentage remains.
Most of us who use laptop suffering form Battery problem. Here are few tips or measures for increasing laptop battery life. If you follow these steps you will surely enhance the lifespan of Battery. See the video.
For some homeowners, having a backup battery for their sump pump is important for making sure a loss of power doesn't cause a flood in the basement. And if you have yourself a standard new Basement Watchdog sump pump battery backup, before you can use it, you have to fill it up with the right amount of fluid. These batteries do not come with the fluid already inside, because it lessens the life of the battery. This video will show you the precautions and methods you should take in filling eac...
This video shows us the method to make your laser pointer work with AAA batteries. Take a metal casing made of metal. In the video, we take a Duracell mini flashlight and remove the front and back part. Unscrew the top and back of the laser pointer and remove the batteries. Roll some aluminium foil and put it in the metal casing. Put the AAA batteries in the casing with positive side inside. Put the casing and the laser pointer together and the laser works. Bind the two together by two rubber...
If you call yourself a hobbyist or a kid at heart, you know that remote-controlled vehicles are more than just fun. If you're a serious R/C man, you'll know all about doing everything to your model truck or car, like fixing wheels, vamping the pinion gears, waterproofing, troubleshooting, electronic diagnostics, setting up, programming and finally... racing. As much as you know about these remote-controlled vehicles, it will never be enough, you'll always be looking for more...
If you need to replace or remove the battery, sim card, or SD card from your new Droid Bionic by Motorola, take a look at this walkthrough on how to remove the back of the case and gain access to all three pieces of the Android smartphone. Yes, you heard right. The Verizon Wireless phone does use a sim card because of its 4G connection.
If you're out in the wilderness at night and it's starting to get chilly, you sure as hell better know how to make yourself a campfire. But let's just say you forgot your matches and don't feel like rubbing two sticks of wood together hoping to create a spark.
Battery drain is one of the biggest issues with Android phones, but with proper power management it is possible to do something about it. Advanced Task Killer is a free app with customizable settings that shuts down apps that are no longer being utilized. This informative video takes you step by step through the different configuration settings.
The alternator in your car is a vital part of your electrical system. If your battery is draining quickly or your battery light comes on for no reason, you probably have a bad alternator. Watch this video to learn how to assess problems with the alternator and fix them yourself.
The internal combustion engine is hot by it's very nature, and keeping it cool is vital to keeping your car running. In this video you'll learn how to figure out why your car is overheating and fix some common causes of the problem.
Looking for a quick guide on how to swap out the internal sim card in your BlackBerry phone? This clip will show you how it's done. Whether you're the proud owner of a BlackBerry smartphone or are merely considering picking one up, you're sure to be well served by this video guide. For detailed information, including step-by-step instructions, take a look.
The Evo 4G does a lot of fancy things. Unfortunately, a lot of those fancy things are power-intensive. Interested in getting the most out of the HTC Evo 4G's battery? Whether you're the owner of an HTC Evo 4G Android smartphone or just covet one, you're sure to enjoy this Evo owner's guide from HTC Evo Hacks, which presents a complete, step-by-step walkthrough of how to improve your Evo's battery life. For complete details, take a look!
In this clip, learn how to remove a back wheel and the three speed shifter on any beach bike. This clip, hosted by Stephan, will show you specifically how to remove the Shimano Nexus Internal 3 Speed Shifter and the entire rear wheel. He will also show you how to put it back together safely.
The purse string stitch is one of the more specialized stitches used during surgery: the purse string suture. This suture is used to seal an opening in a hollow organ in the body, like when a feeding tube is being inserted. It is a challenging maneuver, and mostly useful in internal medicine rather than external, but knowing it is essential to several types of surgery.
In this Electronics video tutorial you will learn how to build and use a tinyCylon kit. The kit contains a battery pack, a PCB, LEDs, resistor, a momentary switch and a screw. The long end of the LEDs will go into the square shaped contacts. Don’t push the LEDs right up to the board. Instead, use some poster putty to hold the LEDs standing upright so that they can be bent later on. Fix all the LEDs in this manner and solder them on the other side. Then solder the leads of the battery pack. ...
