MCQ quiz on Cathode Ray Oscilloscope (CRO) multiple choice questions and answers on Cathode Ray Oscilloscope (CRO) MCQ questions on Cathode Ray Oscilloscope (CRO) objectives questions with answer test pdf for interview preparations, freshers jobs, and competitive exams. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject.

Cathode Ray Oscilloscope (CRO) Quiz Question with Answer


1. A CRO can display

  1. AC signals
  2. DC signals
  3. Both AC and DC signals
  4. Time-invariant signals

2. A CRO is used to measure ...............

  1. voltage
  2. frequency
  3. phase
  4. all of above

3. A dual-trace CRO has

  1. One-vertical and one horizontal amplifier
  2. Two vertical and one horizontal amplifier
  3. One vertical and two horizontal amplifier
  4. Two vertical and two horizontal amplifiers

4. For display of signal pattern ............... voltage is applied to the horizontal plates of a CRO

  1. sinusoidal
  2. rectangular
  3. sawtooth
  4. none of the above

5. If the negative potential on the control grid of CRT is increased, the intensity of spot...............

  1. is increased
  2. is decreased
  3. remains the same
  4. none of the above

6. The colour of the spot on the screen of a CRO is a characteristic of

  1. Electron gun in a CRT
  2. The type of the waveform being observed
  3. The coating material on the screen
  4. The velocity of the electrons striking the screen

7. The horizontal plates of a CRO are supplied with ............... to observe the waveform of a signal

  1. sinusoidal wave
  2. cosine wave
  3. sawtooth wave
  4. none of the above

8. The material used to coat inside face of CRT is ...............

  1. carbon
  2. sulphur
  3. silicon
  4. phosphorus

9. The most accurate device for measuring voltage is ...............

  1. voltmeter
  2. multimeter
  3. CRO
  4. VTVM

10. The time base signal in a CRO is a

  1. Rectangular waveform
  2. High frequency sinusoidal wave form
  3. High frequency sawtooth wave form
  4. Square wave form

Tags :


Multiple Choice Questions and Answers on Cathode Ray Oscilloscope (CRO)


Cathode Ray Oscilloscope (CRO) Multiple Choice Questions and Answers


Cathode Ray Oscilloscope (CRO) Trivia Quiz


Cathode Ray Oscilloscope (CRO) Question and Answer PDF Online




Spreading Knowledge Across the World

USA - United States of America  Canada  United Kingdom  Australia  New Zealand  South America  Brazil  Portugal  England  Scotland  Norway  Ireland  Denmark  France  Spain  Poland  Netherland  Germany  Sweden  South Africa  Ghana  Tanzania  Nigeria  Kenya  Ethiopia  Zambia  Singapore  Malaysia  India  Pakistan  Nepal  Taiwan  Philippines  Libya  Cambodia  Hong Kong  China  UAE - Saudi Arabia  Qatar  Oman  Kuwait  Bahrain  Dubai  Israil  and many more....