How does a vending machine distinguish between coins so quickly?
May 16, 2010 - 5:24 pm
What kind of method do machines that take coins to tell which coin it’s getting? And what does it have that prevents people from using 2 x 5 cent coins stuck together as a trick for a $2 coin (australian currency) – Or.. How can it tell?
There is a little man inside that checks them. To David…..are you really that hard up for points that you don’t feel the need to actually answer the questions?
May 16th, 2010 at 11:05 pm
by the size and weight of the coin.
References :
May 16th, 2010 at 11:41 pm
There is a little man inside that checks them. To David…..are you really that hard up for points that you don’t feel the need to actually answer the questions?
References :