14. What is the degree of the degeneracy if the three quantum numbers m,n,and n, can have the values 1, 2, and 3? (A) 2, (B) 4, (C) 6, (D) 8, (E) 10

1. A beam of light with an intensity of 15 W is. incident on a copper plate (work function is7.43xl0-19 J). Electrons with a minimum wavelength of 3.75x10 －10 m are ejected from the surface of the copper. Calculate the frequency of the incident light. [Hint: Plank constant = 6.626 x 10－34J·s] (A)3.7lx1015Hz (B) 3.71 x 1016 Hz,(C) 3.71 x 1017 Hz,(D) 3.71 x 1018Hz(E) none of above

14. What is the degree of the degeneracy if the three quantum numbers m,n,and n, can have the values 1, 2, and 3?
(A) 2,
(B) 4,
(C) 6,
(D) 8,
(E) 10

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