9?
Asked by smanishkumar2002
| 20th May, 2018,
10:45: PM
Expert Answer:
Question:
Suppose 10-17 J energy is needed by interior human eye to see an object . How many photons of green light (wavelenght =550 nm) are needed to generate this minimum amount of energy?
Solution:

Answered by Varsha
| 21st May, 2018,
10:33: AM
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