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Cathode Ray Tubes and Oscilloscopes

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Questions and Answers

Which of the following is a device that uses a cathode ray tube?

Digital camera

Television (correct)

Computer

Smartphone

What is the main purpose of a cathode ray oscilloscope?

To measure voltage (correct)

To play video games

To transmit radio signals

To capture photographs

Which of the following is true about cathode ray tubes?

They are used for sound amplification

They are made of glass

They emit visible light

They use electron beams (correct)

Cathode Ray Tubes and Oscilloscopes

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Questions and Answers

Which of the following is a device that uses a cathode ray tube?

What is the main purpose of a cathode ray oscilloscope?

Which of the following is true about cathode ray tubes?

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