AA cells can be installed in a socket of larger diameter than itself, if you wrap it in several layers of paper, foam or any other available material suitable for this purpose. For example, a galvanic cell AAA can be installed in a standard socket AA.
If the length of the socket is greater than the length of a galvanic cell between their respective contacts should be inserted in a folded several times a piece of aluminum foil.
Recommend to read
GRAVITEAM
To explore the law of gravity is always more difficult than any other section of the school of physics. The fact that to explain this phenomenon the teacher has literally "on fingers"....
Cup HOLDER? IT IS NOT NEEDED!
His appearance holder, obviously, was due to the fact that it was not possible to attach the handle to the glass. Modern chemistry allows you to do this even at home. Take the glue BF-2...
