Computer Science for IGCSE & O level - Hardware (Section 10 - No. 42)
Which of the following best describes the operation of an ink-jet printer's thermal bubble technology?
Ink is heated, creating a bubble that forces ink droplets onto the paper.
The ink cartridge vibrates, forcing ink through nozzles.
A laser melts toner onto the paper.
Ink is sprayed onto the paper using electrostatic charges.
Explication
The ink is heated, creating a bubble that forces ink droplets onto the paper.