Explain refresh cathode ray tube
Explain refresh cathode ray tube?
Expert
♦ A beam of electrons, emitted by an electron gun, passes through focusing and deflection systems that direct the beam toward specified positions on the phosphor coated area.
♦ The phosphor that emits a small spot of light at each position contacted by the electron beam.
♦ One way to keep phosphor glowing is to redraw the picture repeatedly by quickly directing the electron beam back over the same points
♦ This type of display is called is called refresh CRT
♦ Primary components of electron gun
What do you understand by the term scan line or raster line?
What do you understand by the term Projection reference point?
Illustrate the term translation? Briefly describe it?
Briefly describe the term axonometric orthographic projection and cavalier projection?
Distinguish between impact and non-impact printers?
Describe briefly the term Frame Buffer?
What is meant by scan code and refreshing of the screen?
Write down a brief note on the term Video which is the application of computer animation?
Distinguish between the graphics and animation.
What do you mean by parabolic splines?
18,76,764
1947720 Asked
3,689
Active Tutors
1445241
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!