By Team Aakash Byju's
Some devices that work on the principle of multiple reflections:
It works on the principle of multiple reflections of light from plane mirrors. Hence produces colourful symmetrical patterns.
It works on the principle of the continuous reflection of sound waves which are called Reverberations.
The light beam passing through the prism gets internally reflected an indefinite number of times.
Hence, the prism produces an indefinite number of externally refracted beams.
It is created due to a number of reflections inside the water droplets. More bows are created with more reflections.
Both the ends of the stethoscope are connected by a flexible tube through which sound is transmitted by multiple reflections.
This instrument is used by doctors to listen to the heartbeats of patients.