USES

1)     Inkjet printer

• Tiny droplets of ink are forced out of a fine nozzle, making them electrically charged
• The droplets are deflected as they pass between two metal plates.
• A voltage is applied to the plates – one is negative and the other is positive
• The droplets are attracted to the plate of the opposite charge and repelled from the plate of the same charge
• The size and direction of the voltage across each plate changes so each droplet is deflected to hit a different place on the paper
• Loads of tiny dots make up your printout
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2)     Photocopier

• The image plate is positively charged. An image of what you are copying is projected on to it
• Whiter bits of…