The energy per unit area associated with a progressive sound wave be doubled if :

The energy per unit area associated with a progressive sound wave will be doubled if

The energy per unit area associated with a progressive sound wave will be doubled if

Which term is not associated with sound wave ?

The energy per quantum associated with light of wave length 250 xx 10^(-9)m is

strain energy per unit volume is

statement I: The intensity of a plane progressive wave does not change with change in distance from the source. Statement II: The wavefronts associated with a plane progressive wave are planar.

statement I: The intensity of a plane progressive wave does not change with change in distance from the source. Statement II: The wavefronts associated with a plane progressive wave are planar.

What is force per unit area.

Charge per unit area is called as ________.