12th class Physics chapter 19 online mcq test with answers for ICS part 2 Physics Chapter 19 (Dawn of Modern Physics)

2nd Year Physics Chapter 19 Online MCQ Test for 12th Class Physics Chapter 19 (Dawn of Modern Physics)

This online test contains MCQs about following topics:

- Relative Motion
- Frames of Reference
- Special Theory of Relativity
- Black Body Radiation
- Interaction of Electromagnetic Radiation With Matter
- Annihilation of Matter
- Wave Nature of Particles
- Uncertainty Principle

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Ics Part 2 Physics Chapter 19 Test

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ICS Part 1 English Medium Subjects

ICS Part 1 Urdu Medium Subjects

2nd Year Physics Chapter 19 Online MCQ Test for 12th Class Physics Chapter 19 (Dawn of Modern Physics)

Sr. #	Questions	Answers Choice
1	In 1905, the special theory of relativity was proposed by	A. Einstein B. Bohr C. Maxwell D. De Broglie
2	In Compton effect the photon behaves as a.	A. Wave B. Particle C. Nucleon D. Both a and b
3	The existence of positron was discovered in:	A. 1929 B. 1928 C. 1931 D. 1933
4	Number of electros emitted in photo electric effect depend upon.	A. Intensity of incident light B. Frequency of incident light C. Energy of incident light D. Wavelength of incident of light
5	The uncertainty principle was given by	A. De-Broglie B. Heisenberg C. Einstein D. Max Planck
6	The photoelectric effect predicts that light is made of	A. Photons B. Neutrons C. Protons D. None of these
7	A positron is an anti particle of.	A. Proton B. Electron C. Neutron D. Photon
8	The stopping potential for a certain metal is 10 volts. Thus work function for the cathode is.	A. 10 J B. 1.6 X 10<sup>-18</sup> J C. 1.6 X 10<sup>-19</sup> J D. 1.6 X 10<sup>30</sup> J
9	The minimum frequency needed to emit an electron form metal surface is called:	A. Work function B. Threshold frequency C. Quanta frequency D. All of above
10	Application of wave like nature of particle is	A. Photodiode B. Optical microscope C. Electron microscope D. Compound microscope

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