From ..... displaystyle v = lambda F displaystyle lambda = frac {v} {F} = frac {360} {600} = 0.6 M = 60 cm position from the second position with a different phase. 360 ^ 0 away = 60 cm if the two positions on the phase difference between 60 ^ 0 away displaystyle = frac {60 times 60} {300} = 10 cm , so the phase is between 10 cm, 70 cm,. 130 cm ??.
การแปล กรุณารอสักครู่..