LiPo batteries are pervasive in mobile devices, power banks, very thin laptop computers, portable media players, wireless controllers for video game consoles, wireless PC peripherals, electronic cigarettes, and other applications where small form factors are sought and the high energy … Continue reading →

In DC, however, is not possible. Because, there is no alternating magnetic field to induce voltage. DC voltage stepping up or down is realized through capacitors and diodes in circuits called clampers and choppers. How do you increase or decrease … Continue reading →

Costco, Rite Aid and Walgreens all got ‘very good’ scores in both those categories. But beware if you’re using the CVS AA (standard, not Max) or the Best Buy store brand.The AA battery champ is… Battery Price per battery Overall … Continue reading →

The proper voltage for AA/AAA alkaline battery is 1.5V. The proper voltage for AA/AAA NiCd/NiMh rechargeable battery is 1.25 Volts. Are 1.5 volt batteries the same as AAA? Actually, AA and AAA are also 1.5 volts. That makes you wonder … Continue reading →

It is cheaper if charged at home. If you supercharge, you can save if the gasoline price is high and not if the gasoline price is low. Tesla has not said that it’s cheaper to supercharge for a long time … Continue reading →

Consumer Reports’ data shows that most Tesla models earn a five out of five owner satisfaction rating. Even the Tesla Model Y, which earned a one out of five predicted reliability rating, earned a five out of five predicted owner … Continue reading →

Smartcell AA Ni-MH Rechargeable 800mAH Battery (Pack of 2) brand Smartcell Maximum Shelf Life 12 Months Charging Time 4 hrs Series AA Rechargeable Battery Country of Origin China How long does it take to charge 800mAh? Leverage on the popularity … Continue reading →

The intense radiation environment may degrade the properties of the electrode and electrolyte materials quickly, significantly reducing the battery performance. The latent effects due to radia- tion exposure can also result in long term battery failures. Does radiation cause electronics … Continue reading →

Tesla patented his “valvular conduit” in 1920. It is essentially a pipe with an intricate internal design that forces fluid moving in one direction to loop back on itself at various points along its length. When water flows into the … Continue reading →

The uranium-rich product is a yellow powder, called ‘yellowcake’ because of its colour. Yellowcake is a uranium oxide and is the raw material for manufacturing nuclear fuel. Milling produces very large amounts of crushed rock waste, known as ‘tailings’. Is … Continue reading →

Nuclei with too many neutrons, too few neutrons, or that are simply too big are unstable. They eventually transform to a stable form through radioactive decay. Wherever there are atoms with unstable nuclei (radioactive atoms), there are nuclear reactions occurring … Continue reading →

Distilled water is safe to drink. But you’ll probably find it flat or bland. That’s because it’s stripped of important minerals like calcium, sodium, and magnesium that give tap water its familiar flavor. What’s left is just hydrogen and oxygen … Continue reading →

Never put batteries in your mouth, to test, to hold, or for any reason. They are slippery and easily swallowed. Is it dangerous to put a battery in your mouth? A button battery put in a child’s mouth can get … Continue reading →

American military scientists are developing a weapon which kills by delivering an enormous burst of high-energy gamma rays, it is claimed today. The bomb, which produces little fallout, blurs the distinction between conventional and nuclear weapons, and experts have already … Continue reading →

Intact dishes do emit radiation, but aren’t harmful. However, the risk of exposure increases if the pottery is chipped or cracked. Radioactive Fiesta Ware is highly collectible. Fiesta Ware made today is not radioactive. What color is radioactive Fiesta? Why … Continue reading →