Sony Xperia Z2 Tablet LTE advantages Sony Xperia Z2 Tablet LTE supports Android OS , It suports v4.4.2 (KitKat) , v5.0.2 ( Lollipop ) , It is planned to upgrade to v6.0 ( Marshmallow...
Cloud storage is a service where the data is remotely maintained, managed, and backed up, It allows you to store the files online so that you can access them from any location via the...
Voice mail is voice messaging that stores and manipulates the spoken recorded messages that is accessible to the users from any touch-tone phone twenty-four hours a day , Voice messaging increases the productivity ,...
Convex lens The convex lens is a converging lens as it collects the refracted rays , The point of collection of the parallel rays ( produced from the sun or any distant object )...
The importance of lenses The lens is the transparent medium that refracts the light and it is limited with two spherical surfaces , The lens is usually made of the glass or the plastic...
Uses of concave mirror The concave mirror is a converging mirror , so that it is used for many purposes , It is used as a torch to reflect the light , It is...
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