Q. Vidicon works on the principle of
A) Electrical conductivity
B) Photoconductivity
C) Thermal conductivity
D) SONAR
Explanation
(b) Vidicon is basically $VID\ (eo) + ICON\ (oscope).$ It is a small televison camera tube that forms a charge density image on a photoconductive surface for subsequent electron-beam scanning
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.