11. The average power transferring along the string can be written as P= μvaωb Ac/2, where μ is the mass density of the string, ω the angular frequency of the string wave, A the amplitude, v the speed. What is the value of a+b+c ?
(A) 1
(B) 2
(C) 3 로
(D)4
(E) 5
答案:E
統計:A:0,B:0,C:0,D:0,E:0
難度:計算中