The rate at which a vibration occurs that constitutes a wave, either in a material or in an electromagnetic field.

कंपन की आवृत्ति

English Usage: The frequency of vibration of the tuning fork determines the pitch of the sound it produces.

Hindi Usage: ध्वनि कांटे की कंपन आवृत्ति उसकी ध्वनि की पिच निर्धारित करती है।