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Chapter 6 CATHODE RAY OSCILLOSCOPE CRO MCQs

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1. . The cathode of a C.R.O. is usually coated with





2. . The input impedance of C.R.O. is





3. . A C.R.O. can be used to measure





4. . A cathode ray oscilloscope consists of





5. . In C.R.O, the grid is connected to the





6. . An instrument which is used to display the magnitudes of changing electric currents or potentials is called





7. . Who among the following developed the CRT (Cathode Ray Tube)?





8. . The inside of the Cathode Ray Tube is coated with what material?





9. . Which among the following is a part of the Cathode Ray Tube?





10. . CRT stands for,





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