Question

please send the answers of this question​

Answer 1

Answer:

11

Explanation:

Energy = h × v , h= 6.63 × 10^-34 & v= threshold frequency

so, 13.26×10^-25 = 6.63×10^-34 × v

v = 2 × 10^9

Thus, A.T.Q p= 2 and q = 9

Therefore, p+q = 2+9 = 11

hope this will help you.