Thermionic Emission Multiple Choice Questions Online pdf eBooks Download

Learn thermionic emission MCQs in physics quiz for test prep. Basic electronics quiz questions has multiple choice questions (MCQ), thermionic emission test as the process of emission of electrons from hot metal surfaces is called . Answer key with choices as plastic emission, thermionic emission, static emission and current emission problem solving for competitive exam, viva prep, interview questions worksheets. Free physics revision notes to practice thermionic emission quiz with MCQs to find questions answers based online tests.

MCQs on Thermionic Emission Quiz pdf Download

MCQ. Process of emission of electrons from hot metal surfaces is called

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

B

MCQ. 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. Particles emitted from hot cathode surface are

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

D

MCQ. Cathode rays carry

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

C

MCQ. At room temperature, 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