ELI5: How does a coin slot determine which coin is inserted?

ELI5: How does a coin slot determine which coin is inserted? coin slot Vending Machine built from scratch! Building a unique coin slot and ramp Part 1 Beginning coin 303 slot Coinslot originated as a section of the World's Fair newspaper, published by the eponymous publishing house based in Oldham, Greater Manchester, before becoming

coin 303 slot Coin-slot definition: An small opening on a vending machine, arcade game machine, parking meter, etc to insert payment and operate the mechanism

coin slot machine Coinslot originated as a section of the World's Fair newspaper, published by the eponymous publishing house based in Oldham, Greater Manchester, before becoming Coin-slot definition: An small opening on a vending machine, arcade game machine, parking meter, etc to insert payment and operate the mechanism