MCQ on Photoelectric Effect - Part-1 | LS Sir

MCQ on Photoelectric Effect
multiple choice questions on Photoelectric Effect

MCQ on Photoelectric Effect - Part-1 | LS Sir
   • MCQ on Photoelectric Effect - Part-1 | LS Sir  

MCQ on Photoelectric Effect - Part-2 | LS Sir
   • MCQ on Photoelectric Effect - Part-2 | LS Sir  

MCQ on Photoelectric Effect - Part-3 | LS Sir
   • MCQ on Photoelectric Effect - Part-3 | LS Sir  

MCQ on Photoelectric Effect - Part-4 | LS Sir
   • MCQ on Photoelectric Effect - Part-4 | LS Sir  


*Link of Photoelectric Effect
   • Photoelectric Effect  

*Link of Compton Effect
   • Compton Effect  

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Q1. Photoelectric effect was explained by

Q2: Photocell is a device to

Q3. Photoelectrons stopping potential depends on

Q4. Which photon is more energetic: A red one or a violet one?

Q5. During Einstein’s Photoelectric Experiment, what changes are observed when the frequency of the incident radiation is increased?

Q6. What happens to the wavelength of a photon after it collides with an electron?

Q7: Light of wavelength 4000 Å is incident on a sodium surface for which the threshold wavelength of photo-electrons is 5420 Å. The work function of sodium is

Q8. Identify the correct order of frequencies.

Q9. Two metals A and B have work functions 4 eV and 10 eV respectively. Which metal has a higher threshold wavelength?

Q10. Photoelectric emission is possible at all frequencies.