Rotation Per Minute (RPM) is a unit of measurement used to express the rate of rotation or revolutions of an object per minute. It is commonly used in various fields such as engineering, physics, and mechanics to describe the rotational speed of machines, engines, and other devices. To convert RPM to kilohertz (kHz), we divide the RPM value by 60, as there are 60 seconds in a minute and 1000 Hz in a kilohertz. This conversion is essential in scientific and engineering applications, particularly in the study of rotational motion, vibration analysis, and signal processing. For instance, in audio engineering, RPM is often converted to kHz to measure the frequency response of speakers and headphones, while in mechanical engineering, it is used to calculate the rotational speed of gears and motors.