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Join PAF - Academic Test - Physics - Dawn of Modern Physics - Quiz 3

Practice 10 high yield MCQs on Physics from Chapter Dawn of Modern Physics for Academic Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 3 of the series.

21. What are X-rays?



22. What is the minimum wavelength of X-rays?



23. What is Bragg diffraction used for?



24. What is Bragg's law?



25. What does photoelectric current depend on?



26. What is the relationship between stopping potential and kinetic energy?



27. What is the wave-particle duality?



28. What did the Davisson-Germer experiment confirm?



29. What does an electron microscope use?



30. Which model replaced the Bohr model?



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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