Modern Physics MCQs Quiz Online PDF Download

Learn modern physics MCQs, applied physics test for online courses learning and test prep to practice. Modern physics quiz has multiple choice questions (MCQ), modern physics quiz questions and answers to learn for online college education with tutorial questions.

Applied physics practice test MCQ on rest mass energy of an electron is with options 1.02 mev, 0.511kev, 0.511 mev and 2.02 mev problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning modern physics quiz with MCQs to practice test questions with answers. Modern Physics Video

MCQs on Modern Physics Quiz PDF Download

MCQ. Rest mass energy of an electron is

  1. 1.02 MeV
  2. 0.511KeV
  3. 0.511 MeV
  4. 2.02 MeV

C

MCQ. When K.Emax of photoelectrons is zero, then frequency of incident photon relative to threshold frequency is

  1. less
  2. equal
  3. greater
  4. small

B

MCQ. An inertial frame of reference is frame

  1. in which first law of motion is valid
  2. in which law of inertia is valid
  3. which is not moving with uniform velocity
  4. both a and b

D

MCQ. In photocell caesium, coated oxidized silver cathode emits electrons for

  1. visible light
  2. ultraviolet
  3. infrared light
  4. x-rays

C

MCQ. According to theory of relative mass of an object is

  1. depends on particles
  2. speed of light
  3. volume of object
  4. area of object

B