Thursday, 14 January 2016

CATHODE RAYS OSCILLOSCOPE (C.R.O)

Definition : -
                                   A device used to measure and compare time period, magnitude and amplitude.
Construction: -
(1) Electron gun:- To produce beam of electron
(2) Grid :- To control brightness               
(3) Deflecting System: - To make beam straight by (x,y) plates
(4) Screen :-A flourosent screen made of phosphorus
       
                        

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