Logged out
Access All our Essays in an Instant
Swap your work for FREE access, or pay £4.99 for instant access
Batteries and Their Importance We use batteries everyday, we use them to start our cars and to listen to our Walkmans. I have a few questions: How do batteries work? What are the different kinds of batteries
Member rating: No Rating | Words: | Submitted: Thu Nov 24 2005
Page Preview
On the left is an image preview of every page of this document, and below are the first 150 words with formatting removed:
Batteries and Their Importance We use batteries everyday, we use them to start our cars and to listen to our Walkmans. I have a few questions: How do batteries work? What are the different kinds of batteries? Why do they die? Why do they lose energy when they are not used for a long time? Well I tried my best to find the best answers for these questions and a little more. Battery, also called an electric cell, is a device that converts chemical energy into electricity. All batteries contain an electrolyte, a positive electrode, and a negative electrode. There are two general types of batteries. Batteries in which chemicals cannot be reconstituted into their original form once their energy have been converted these are called primary cells. Batteries in which the chemicals can be reconstituted by passing an electric current through them in the opposite direction are known as...
To see the full version of this document, and 145,345 others
