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
THE FIRST STEP INTO THE PROFESSION
The first time I saw this unusual rocket in 2007 in the championship of Russia in Orel. At the start of class models Ѕ4А my attention was drawn to the flight of the rocket glider...
“RICH SHIPS” FOR THE “POOR RELATIVES”
4 Dec 1867, took place at the first sight unremarkable event that opened is actually a completely new era in military shipbuilding. The stocks of the steel company "William Armstrong and...
