________are a type of inexpensive digital camera that remains tethered to a computer and used for video conferencing, video chatting and live web broadcast.
The band width required for transmiting video signal is
Who invented the video tape?
7 audio cassettes and 3 video cassettes cost Rs.1110, while 5 audio cassettes and 4 video cassettes cost Rs.1350. Find the cost of an audio cassette and a video cassette.
