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Batteries

Batteries are sources of chemical energy that are used in circuits to provide electrical energy for a wide range of useful devices. Any questions and answers regarding batteries or other power supplies would be welcome here.

4,818 Questions

Who manufactures utilitech AA battery?

The Utilitech AA batteries are manufactured by a company called Sunbeam Products, Inc. under the Utilitech brand.

How much silver is in a AA battery?

A standard AA battery contains approximately 25 milligrams of silver in the form of silver oxide. Silver oxide is a component of the battery's positive electrode, which helps to conduct electricity during its operation.

How big is a quantum leap?

A quantum leap is the smallest possible change that an electron can make in an atom. It involves a discrete jump in energy levels when an electron transitions from one orbit to another. The size of a quantum leap is determined by the difference in energy levels between the initial and final states of the electron.

What is the most important part of a text book?

The most important part of a textbook is typically the content, including the information, examples, and exercises provided to help students learn and understand the subject matter. Additionally, a clear organization and structure of the material can also significantly impact its effectiveness as a learning resource.

What happens if a car battery is not used for a long time?

this happens mainly because a charged body loses its charge through leakage into the atmosphere. this is particularly so if the air is moist.besides this the terminal also get oxidised with time.that battery has a finite life is also due to occurence of the unwanted chemicals and physical changes to or the loss of the active materials of which they are made. this might happen if the membranes that separate different chemicals erode or lose their character.

Do you throw dead batteries away?

You shouldn't. Batteries are terrible for the environment. Look for battery recycling facilities in your area to prevent poisoning our water.

Which is better lithium or lithium-ion battery?

Lithium batteries are primary cells. That is, they're used up and thrown away. They're not rechargeable. Lithium-ion batteries are rechargeable. Which is better depends on your need or application. For example, if you had to buy and replace cell phone batteries all the time it would be expensive and a pain.

What type of batteries does a shock pen have?

These gag pens mostly use "AAA" size cells. They are, after all, "pens" as in the writing instrument. The triple A cell will fit inside the body of the pen and it won't look too "fat" to alert a potential "victim" to the prank. Original answer by Quirkyquantummechanic

Some shock pens use mercury batteries for size because they need to fit it in.

Can you use the battery charger from a 1050 mAh canon battery on a say 1300 mAh battery?

You can - but it will take a little longer to charge the higher capacity battery.

Why is a 9v battery smaller than a 6v?

It really boils down to the amount of power that the battery can 'store'. Smaller batteries are convenient but actually store less power than the larger, bulkier batteries do.

Since POWER = VOLTAGE x AMPERAGE and the overall power is less in the higher voltage battery, then, it must mean that the amperage, or current available in the 9 v battery is less in the long run than the 6 v battery.

For instance, an automobile battery is 12 v and has to pack quite a wallop to get a car started, yet there are much smaller 12 v batteries but they'd never be able to generate enough amperage to start the car.

How the Okapi gets its needs?

It eats many different types of vegetation, some of which is poisonous to humans, by using its long tongue to grasp and pull. It will consume red clay by the rivers to get its mineral requirements, and also consumes charcoal from lightning struck trees. Some say that this adds more minerals to its diet, while others say that it counteracts the poison that it consumes.

Disadvantages for battery farming?

Battery farmed chicken is cheaper than free range, but that is the only thing about battery hens that are good. When you eat plant foods, all the energy and material from that plant goes straight to your body. If a hen eats the same plant food, and soon it would be killed to that it could be eaten, not all the original energy and material that was in the plant would be passed on to your body.

The reason for this is because when the animal was alive, it took almost all of it energy it needed for itself and much of would go out through the body by faeces. This means this less and less energy that comes to us. This is one reson why battery hen farming is a effienct way of producing food!

Not only that put the air is kept warm in its cages, so that less energy converted to heat!! Disadvantages- Some ethical issues- People think that battery farming is morally wrong. Hens cannot carry out natural behaviour such as preening, scratching, dust and water bathing and rustling of feathers because of lack of room to move. Their bodies grow too quickly due to their diet and their legs cannot grow as quick, so the legs give way and break, which is very distressing and painful for the hen. The hens develop severe behaviour problems and can attack each other. ---- Advantages- They are fed high protein diets to make them grow very big very quickly, so manufacture of hens is quicker and the meat will also be tender, due to the chicken being young. The restricted space to move means they do not use the energy from the food they eat to move around. Energy is also conserved because the cages they are kept in are kept very warm. This means more of the energy from the chicken comes to the consumer.

Why does a potato have more voltage than a lemon?

because,lemon contains rich content of vitamin C where the potatoes are not in vitamin C and potatoes or not good sources of vitamins although they tastes good

Does PSP go have a charger or battery?

The PSP-Go has an internal (nonremovable) battery and comes with everything you need to charge it when needed. Average battery life is ~6-10 hours depending on what you are using it for.

How do you open a tamagotchi hexagontchi so you can put batteries in it?

There are two holes with buttons in them on the back of the tamagotchi. The bottom one resets the tamagotchi. The top one opens the battery cover. You need something small enough to fit in the hole(like a paperclip, toothpick, etc.) Press the button and then you will be able to slide the battery cover off.

How big must a battery be to electricute you?

It can be any size as long as the electrons are still travelling and attracted to the positive the battery of any size can shock you but not really kill you unless its huge!

sincerely Krinkxxx Woee.

Why does the Nintendo 3DS have a short battery life?

All of these features/things cause the 3DS battery to drain quicker than a DSi's: -The top screen is capable of displaying autostereoscopic 3D using a parallax barrier.

-The sound quality is improved.

-The lighting for the 3DS is much brighter.

-There is a lot more features packed into the 3DS.

How long do duracell rechargable AA batteries last in a Game Boy Advanced?

Due to power consumption on the Game Boy Advance on most AA batteries you will receive around 15 hours of game play.

Do Wii nunchucks use batteries?

No, the Wii Nunchuk doesn't require batteries. It is wired and is connected to the Wiimote. However you do need batteries for the Wiimote itself to work. There are some wireless nunchuks from third party companies that require batteries though.

How long does a Nintendo DSi battery last?

for lowest brightness- 9-14 hrs

for low brightness- 8-12 hrs

for medium brightness- 6-9 hrs

high brightness- 4-6 hrs

highest brightness- 3-4 hrs