The propagation of wave through the medium is possible only when the medium has

During propagation of sound wave through air medium

Fill in the blanks : During the propagation of the wave through a medium, the ………………… of the medium do not change their positions.

Choose the correct option? For the propagation of wave through a medium the medium should be elastic,so that

During the propagation of e.m. wave in a medium

During the propagation of e.m. wave in a medium

For propagation of sound waves through a medium, the medium should posses :

For propagation of sound waves through a medium, the medium should posses :

Choose the correct alternative. : During the propagation of sound wave through medium, there is change in density and ………….. Of the medium.