10. Images are transformed onto a piece of paper with ‘mix powder’ using a laser beam A print head with a no of tiny nozzles. It uses melted wax in cartridge packing to form tiny dots It has a print head with a number of pins. These pins move and form dots on paper MECHANISM Slightly popular Very Popular Less dependent POPULARITY Toner Ink Cartridge Ribbon USED Silence Quiet Noisy NOISE LEVEL 4-17ppm (Fastest) 2-10ppm (Faster) 100-400cps (Slow) SPEED Letter quality Near letter quality Low/Draft quality RESOLUTION Heavy Lighter Bulky SIZE Expensive Cheaper depends on quality and speed Cheap COST Laser Printer InkJet Printer Dot Matrix Printer Printer Type
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