The small pictures present on the are called?IconsSymbolsPicturesNone of these (2024)

The small pictures present on the screen are called?

I have a projector that takes small pictures and projects them on to a large screen so that a large group of people can view the pictures.
What kind of the lens can be used to create images on the screen, and where should the pictures be placed in relation to the lens and its focal length, f?

Whose picture can you see on Indian currency note? How many pictures of that person are present on the note?

While a moving picture is being screened, a boy introduced a glass slab thickness 3 cm and refractive index 1.5 between the projector and the screen. In order to have a clear picture on the screen, the screen show to be moved through a distance of :

A(n) __________ uses pictures(called icons) and menus displayed on the screen to send commands to the computer system.