Regulator

Regulator refers to a device or mechanism that controls the rate of operation in various systems or processes. Regulators are used in a wide range of fields, including physics, biology, engineering, and economics.

Physics

In physics, a regulator is a device that maintains a designated characteristic. It performs the activity of managing or maintaining a range of values in a machine. The measurable property of a device is managed closely to a desired value, whether that be temperature, pressure or any other value. An example of a regulator in physics is a voltage regulator, which is designed to automatically maintain a constant voltage level.

Biology

In biology, a regulator can refer to a gene or a protein that controls the expression of one or more genes. The regulator gene codes for a protein known as a repressor protein that prevents the transcription of a gene.

Engineering

In engineering, a regulator is a device that has the ability to self-correct. For example, a pressure regulator is a valve that controls the pressure of a fluid or gas to a desired value.

Economics

In economics, a regulator is an authority that has the responsibility to enforce rules and regulations and ensure the smooth operation of the market system. They are usually a part of the government, such as the Federal Reserve in the United States, which regulates the monetary policy of the country.

See also

• Control theory
• Feedback
• Homeostasis