Question

Some important lines on projector

Answer 1

Hey man here is your answer!!

SOME IMPORTANT LINES ON PROJECTOR!!


1. A projector is an output device that can take images generated by a computer or Blu-ray player and reproduce them onto a screen, wall, or other surface.


2. The first carousel slide projector was patented on May 11, 1965 by a man named David Hansen. 


3. Projector are used in the following way-out

Project a PowerPoint presentation at a business meeting.

Demo a product or service at a convention center.

ETC..

4. The most common type of projector used today is called a video projector

5. Video projectors are digital replacements for earlier types of projectors such as slide projectors and overhead projectors.

Answer 2

Answer

(i)A projector - an output device that takes images generated by a computer or Blu-ray player and reproduce them by projection onto a screen, wall, or another surface.

(ii) the surface projected onto is large, flat, and lightly colored.

(iii) Projectors can produce either still (slides) or moving images (videos).

(iv)first carousel slide projector was patented on May 11, 1965 by a man named David Hansen

Projector used in :-

(i)Project a PowerPoint presentation - business meeting.

(ii)Project a computer screen - to teach a class in school.

(iii)Project a TV or computer - a movie playing to a large screen.

(iv)Demo a product or service - at convention center.

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