Review | Constants | Periodic Table Part C What is the wave frequency? A wave on a string is described by y (2 , t) = (4.0 cm ) x cos [27 (a / ( 1.2 m ) + t/(0.30 s ) )] , Express your answer in hertz. where x is in m and t is in s. AEd f = Hz Submit Request Answer Part D What is the wave length? Express your answer in meters. ? m Submit Request Answer V Part E\"emG I Review I Constants | Periodic Table v PartD A wave on a string is described by y (a: 1 t) = ( 4-0 cm )X cos [27" ($/( 1-2 m ) + t/( 0-30 s D] , What is the wave length? where a: is in m and t is in 5. Express your answer in meters. A: m Muss! Answer V PartE At t = 0.75 5 ,what is the displacement of the string at a: = 0.10 m '? Express your answer in centimeters. (1: cm Ewes! Answer Provide Feedback Next )