IndiaBIX

Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 24 (Q.No. 4)
Communication Systems
4.
DVD uses
Laser beam for both recording and playback
Laser beam for recording and video head for playback
Video head for recording and laser beam for playback
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
Be the first person to comment on this question !
Post your comments here:

Your comments will be displayed after verification.

Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers