Cathode Ray Oscilloscope

What is the instrument called that is used to display the magnitudes of changing electric currents or potentials? What is displayed by the cathode-ray oscilloscope? Where the information of CRO is displayed? What is the abbreviation of Cathode-ray oscilloscope? CRO is the abbreviation of.................? How many main components a CRO contains? How many main components a Cathode-ray oscilloscope contains?

ISSB Test

ISSB Tests










Part - 1

Part - 3

If we increase the potential of grid G, what will happen More electrons will reach the screen?, If we increase the potential of grid G, what will happen More electrons will reach the screen?






Cathode Ray Oscilloscope









Part - 2

Part - 4

If we increase the potential of grid G, what will happen Less electrons will reach the screen?, The number of Electron reaching the screen determines the brightness of the screen? Which component of electron gun is connected to the positive potential?