1 The equation of a plane progressive wave is y 0 02 sin 87

Last updated: 6/12/2023

1 The equation of a plane progressive wave is y 0 02 sin 87 1 2 When it is reflected at a rarer 20 medium its amplitude becomes 75 of its previous value The equation of the reflected wave is a y 0 02 sin 87t 20 X c y 0 015 sin 8 1 20 b y 0 02 sin 8m 1 20 X d y 0 015 sin 8 1 20