...measure of the surface destruction ; the energy per unit area of wave front of a single earthquake wave; the rate at which energy Is transmitted across unit of area of a plane parallel to the wave front ; and the total energy expended In the production of the original disturbance. The use of...

...be divided into two parts, satisfying respectively (3) and (4), which are propagated undisturbed. In each component wave the direction of propagation is...which energy is transmitted across unit of area of a piano parallel to the front of a progressive wave may be regarded an the mechanical measure of the...

...measure of the surface destruction ; the energy per unit area of wave front of a single earthquake wave; the rate at which energy is transmitted across unit of area of a plane parallel to the wave front; and the total energy expended in the production of the original disturbance. The use of...

...u + as = 0 ............................. (4). Whatever the initial disturbance may be (and u and s are both arbitrary), it can always be divided into...radiation. In the case of a simple wave, for which 2?r <£ = A cos — (x — at) ..................... (5), A, the velocity | of the particle at x (equal...

...be divided into two parts, satisfying respectively (3) and (4), which are propagated undisturbed. In each component wave the direction of propagation is...radiation. In the case of a simple wave, for which , < 2?r , ,. ._> d> = A cos — ~ (x — at) (5), A, the velocity £ of the particle at x (equal to...

...result of experiment. 275. Intensity of sound. The rate at which energy is transmitted across unit area of a plane parallel to the front of a progressive wave may be taken as a measure of the intensity of the radiation. Considering a simple harmonic wave, let <£ =...

...satisfying respectively (3l and (4l, which are propagated undisturbed. In 16 PLANE PROGRE88IVE WAVE8. [245. each component wave the direction of propagation...radiation. In the case of a simple wave, for which 27T ^ = A cos — (x — at) ............... (5), the velocity f of the particle at x (equal to dfydx)...

...measure of the surface destruction ; the energy per unit area of wave front of a single earthquake wave ; the rate at which energy is transmitted across unit of area of a plane parallel to the wave front ; and the total energy expended in the production of the original disturbance. The use of...

...measure of the surface destruction ; the energy per unit area of wave front of a single earthquake wave; the rate at which energy is transmitted across unit of area of a plane parallel to the wave front; and the total energy expended in the production of the original disturbance. The use of...