The main role of the BMS in a e-bike’s battery is to make sure all the cells of the battery are in balance during charging and discharging. “Cells” of a battery pack are actually cell blocks, made up of multiple … Continue reading →

If you’re out of AA batteries, did you know you can use a smaller AAA battery by folding up a small bit of tin foil and inserting it on one of the ends? It totally works since AA and AAA … Continue reading →

It’s made from abundant, cheap and nontoxic materials. It maintains a charge over thousands of recharges. It can store energy generated by wind turbines and solar cells. What makes the best battery? Lithium, an exceptionally light metal, gives lithium batteries … Continue reading →

Headphoneus Supremus. The Maha 300mAh is one of, if not, the highest capacity NiMH batteries. If it lasts you 12 hours in your amp, the average Alkaline is 250mAh, so it should have only lasted you 10 hours in the … Continue reading →

Pharmacokinetic two-compartment model divided the body into central and peripheral compartment. The central compartment (compartment 1) consists of the plasma and tissues where the distribution of the drug is practically instantaneous. What is the difference between one and two compartment … Continue reading →

In September, mechanical engineering researchers published an article in the Journal of the American Chemical Society that indicated a two-dimensional material known as antimony could replace silicon in computer chips. Is there an alternative to silicon for computers? Graphene has … Continue reading →

For example, a battery rated at 1500 mAh can power a device drawing 100 milliamps for 15 hours, or a device drawing 150 milliamps for 10 hours. (In other words, a device using more power will drain the same battery … Continue reading →

Ford has been hit particularly hard by the lack of chips, losing about 50% of its planned production in the second quarter. The origin of the shortage dates to early last year when Covid caused rolling shutdowns of vehicle assembly … Continue reading →

12. What happens to the current in a circuit if a 10Ω resistor is removed and replaced by a 20Ω resistor? I = 10Ω → 20Ω For the same voltage, current decreases. What happens to the current in a circuit … Continue reading →

Nickel is typically found in two types of deposits: laterite deposits, which are the result of intensive weathering of surface nickel-rich rocks, and magmatic sulfide deposits. Is nickel found in sedimentary rocks? Nickel belongs to group 10 of the periodic … Continue reading →

The 120-volt outlets are for lighting, small appliances, and other devices (TV set, computer, toaster, etc.). The oven, cooking range, air conditioner, electric water heater, EV charger, and other high-power devices use the full 240 volts, using special grounded plugs … Continue reading →

Solar batteries are an impressive upgrade for homeowners with solar power. They give you the ability to store the electricity you generate and use it when the sun goes down (or when the power lines go down). Are solar panel … Continue reading →