Modern Physics MCQs Test Online PDF Download

Modern physics multiple choice questions (MCQs), modern physics test prep for online learning with college degree certificate eCourses. Learn modern physics multiple choice questions (MCQs), modern physics quiz questions and answers. Career test prep on special theory of relativity, modern physics aptitude test for online physics experiments courses distance learning.

Practice modern physics aptitude test MCQs: when k.emax of photoelectrons is zero, then frequency of incident photon relative to threshold frequency is, for free online courses with options less, equal, greater, small for online teaching degree. Free skills assessment test is for online e-learning modern physics quiz questions with MCQs, exam preparation questions and answers. Modern Physics Video

MCQ on Modern PhysicsQuiz 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