Explain about Pixel Density. - Graphics

Explain about Pixel Density.

- Pixel density is referred as number of pixels per second(PPI).

- PPI is the measurement of screen resolution in various contexts like image scanners, computer displays.

- The units are not in square inches. Units are measured as number of pixels per inch.

- The apparent PPI of any monitor depends upon the resolution of the screen.

- A monitor in 800 x 600 resolutions is different from a monitor with 1024 x 768 modes.

- The dot pitch of display determines the density of pixel.
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