Dual Nature Of Light Question 302
Question: If threshold wavelength for sodium is 6800Å then the work function will be [RPET 2001]
Options:
A) $ 1.8eV $
B) $ 2.5eV $
C) $ 2.1eV $
D) $ 1.4eV $
Show Answer
Answer:
Correct Answer: A
Solution:
$ W_{0}=\frac{12375}{6800}=1.8eV $