dm/s²(decimetre per second squared)

In the field of physics, acceleration is the measure of the rate of change of an object's velocity per unit time. It describes how quickly an object's velocity changes and is usually denoted by the symbol "a." Acceleration has both magnitude and direction and is therefore a vector quantity.

Unit dm/s² (decimetre per second squared) is a unit of acceleration. It indicates that the velocity of an object is changing at a rate of 1 decimetre per second (dm/s) in every second. A decimetre (dm) is equal to one-tenth of a meter (0.1 meters). So, 1 dm/s² acceleration means the object's velocity is increasing or decreasing by 0.1 meters per second (m/s) every second.

For example, if an object is initially at rest and starts accelerating uniformly at a rate of 3 dm/s², after 1 second, its velocity would be 3 dm (or 0.3 m). After 2 seconds, its velocity would be 6 dm (or 0.6 m), and so on.

µm/s²(micrometre per second squared)

The unit µm/s² (micrometre per second squared) is a derived unit of acceleration in the International System of Units (SI). It is used to express the rate of change of velocity with respect to time over a distance scale of micrometres.

One micrometre per second squared (1 µm/s²) represents an acceleration where an object's velocity changes by one micrometre per second (1 µm/s) every second. In other words, it signifies how quickly an object's velocity increases or decreases over time on a very small scale, in the order of micrometres (1 µm = 10^-6 meters).

This unit is typically used in fields such as microfluidics, micro-robotics, or any scientific research that involves the study of extremely small-scale motion and acceleration.