A. Three B. Five C. Four D. Six Submitted by: Toheed Ahmed
The picture tube of a black and white T.V. set has only one electron ‘gun’ that produces the picture on its screen. The number of electron ‘gun’ a colour picture tube has, is Everyday Science Mcqs Leave a comment 41 Views A. Three B. Five C. Four D. Six AnswerAnswer A. Three Submitted by: Toheed Ahmed