That is just not true. Sin and cos terms are used for many other purposes : for example the components of a force along orthogonal axes.
Probably, one needs more context to answer this question. But in many textbooks the terms "driving signal" and "input signal' are used to describe the same thing.
In terms of the history of the signal, it was the analog signal that came first. That doesn't mean that it can't still be used in conjunction with an analog signal in today's use.
A. A shorthand way of representing the chemical elements.
Yes, stockholder and shareholder are terms that are often used interchangeably to refer to individuals or entities that own shares or stocks in a company, representing ownership in the company.
An electronic tare system used in an electrical balance of the type which generates an electrical signal representing a mass being weighed for application to a digital read out or other display.
In an opposing signal, words such as "but," "however," "on the contrary," and "nevertheless" are commonly used. These terms indicate a contrast or contradiction to previous statements or ideas. Additionally, phrases like "despite this" or "in contrast" can also signal opposition in the argument. Such language helps clarify differing viewpoints or counterarguments.
In ham radio terms, "9" typically refers to the signal report system used in amateur radio communications. It specifically denotes the strength of the received signal, where higher numbers indicate stronger signals. For example, a signal report of "59" means the signal is loud and clear, with "5" indicating signal strength and "9" indicating excellent clarity. This system helps operators quickly assess communication quality.
They used numbers, and they had a system for representing consonants, but that can only loosely be described as an alphabet.
A pulse area refers to the integral of a pulse signal over time, representing the total energy or strength of the signal during its duration. In various fields like communications and signal processing, it is often used to analyze the effectiveness of pulse modulation or the performance of a system. The pulse area can help in determining parameters such as the signal-to-noise ratio and overall system efficiency.
An upside down flag is generally recognized as a signal of distress, and should be used only during an emergency.
The neighbor of delta is typically referred to as "epsilon" in the Greek alphabet. In various contexts, such as mathematics and physics, these terms are often used to denote small quantities or changes, with delta representing a difference and epsilon representing a value that is infinitesimally small.
SNR can be an abbreviation for a host of terms. It is most popularly used as an acronym for Signal-to-Noise Ratio. It can also be used as an acronym for School of Natural Resources.