it will sway or vibrate up and down, ultimately coming to rest in its position of equilibrium.

long, where I can vibrate in cold or rainy weather.

The flame there is much H K' L affected by the nodal pressure changes, while the other two vibrate only slightly.

The direct and reflected systems are practically equal, and by suitably timing the vibrations of the hand for each case the rope may be made to vibrate as a whole, as two halves, as three-thirds and so on.

We shall discuss the disturbance which is propagated from the source to the ear, and which there produces sound, and the modes in which various sources vibrate and give rise to the disturbance.