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Thermionic Emission MCQ Questions with Answers PDF Download eBook

Thermionic emission Multiple Choice Questions (MCQ) to solve thermionic emission quiz answers PDF worksheet, 10th grade physics test for online courses. Practice basic electronics Multiple Choice Questions and Answers (MCQs), "Thermionic Emission" quiz questions PDF for online learning. Learn basic operations of logical gates, and operation, investigating properties of electrons, thermionic emission test prep for online school classes.

"The process of emission of electrons from the hot metal surfaces is called" Multiple Choice Questions (MCQ) on variation of g with altitude with choices plastic emission, thermionic emission, static emission, and current emission for online learning. Solve basic electronics quiz questions for online certificate programs for online learning.

MCQs on Thermionic Emission PDF Download eBook

MCQ: The process of emission of electrons from the hot metal surfaces is called

  1. plastic emission
  2. thermionic emission
  3. static emission
  4. current emission

B

MCQ: The process of emission of electrons from hot metal surface is called

  1. electronic emission
  2. thermionic emission
  3. electron capture
  4. proton loss

B

MCQ: The particles emitted from hot cathode surface are

  1. negative ions
  2. positive ions
  3. protons
  4. electrons

D

MCQ: The cathode rays carry

  1. positive charge
  2. neutral
  3. negative charge
  4. positrons

C

MCQ: At room temperature, the electron cannot escape metal surface due to

  1. attractive forces of nucleus
  2. repulsive forces of electrons
  3. repulsive forces of nucleus
  4. pulling force of protons

A