Cathode Ray Oscilloscope MCQs Quiz Online PDF Download eBook
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MCQs on Cathode Ray Oscilloscope PDF Download eBook
MCQ: A cathode ray oscilloscope consists of
- The electron gun
- The deflecting plates
- A fluorescent screen
- all of above
D
MCQ: In C.R.O, the grid is connected to the
- positive potential
- negative potential
- Alternating current (AC) source
- Direct current (DC) source
B
MCQ: The number of electrons from grid reaching the screen determines the
- brightness level
- picture quality
- sound quality
- none of above
A
MCQ: An instrument which is used to display the magnitudes of changing electric currents or potentials is called
- cystoscope
- gastroscope
- microscope
- cathode-ray oscilloscope
D
MCQ: Material which gives light as a result of bombardment of fast-moving electrons is
- Carbon
- Graphene
- Potassium
- Phosphorus
D