Atomic Structure Question 374

Question: The number of photons of light having wave number ‘x’ in 10 J of energy source is:

Options:

A) 10hcx

B) hc10x

C) 10hcx

D) None of these

Show Answer

Answer:

Correct Answer: C

Solution:

  • E=nhcλ=nhcv(,v=1λ)
    10=nhcv, or n=10hcv=10hcx


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