<Li> w p (\ displaystyle w_ (p)) is width resolution in pixels </Li> <Li> h p (\ displaystyle h_ (p)) is height resolution in pixels </Li> <Li> d i (\ displaystyle d_ (i)) is diagonal size in inches (this is the number advertised as the size of the display). </Li> <P> For example,: </P>

What is the use of ppi in mobiles