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When light of wavelength 300 nm (nanometre) falls on a photoelectric emitter, photoelectrons are emitted. For another emitter, however, light of 600 nm wavelength is sufficient for creating photoemission. What is the ratio of the work functions of the two emitters?
  • a)
    1 : 2
  • b)
    2 : 1
  • c)
    4 : 1
  • d)
    1 : 4
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
When light of wavelength 300 nm (nanometre) falls on a photoelectric e...
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When light of wavelength 300 nm (nanometre) falls on a photoelectric emitter, photoelectrons are emitted. For another emitter, however, light of 600 nm wavelength is sufficient for creating photoemission. What is the ratio of the work functions of the two emitters?a)1 : 2b)2 : 1c)4 : 1d)1 : 4Correct answer is option 'B'. Can you explain this answer?
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