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What is effect on closed loop when one has unity gain at the center of the pass band for an open loop ? Is this desirable? If not how could situation be improved? Are there any consequences for the suggested improvement?
A control in science refers to a standard or reference sample that is used for comparison in an experiment. It is used to determine the effect of changes in the experimental conditions on the outcome of the experiment. Controls are important in ensuring that any observed changes are due to the variables being tested and not external factors.
In science, filters refer to devices or methods used to separate or remove unwanted substances from a sample or mixture. They can be physical barriers, such as a sieve, or chemical agents, such as activated carbon. Filters are commonly used in experiments to purify substances or to extract specific components from a mixture.
A bandpass in science refers to a range of frequencies or wavelengths that are allowed to pass through a filter or device. In optics, it refers to the range of wavelengths of light that can be transmitted through a filter. In electronics, it refers to the range of frequencies that can be amplified or attenuated by a circuit.
In science, gain refers to the increase in magnitude or intensity of a signal or quantity. It can refer to the amplification of an electrical signal in electronic circuits or the increase in size or mass of a biological organism. In chemistry, it can refer to the increase in concentration of a substance during a chemical reaction.
Controls, filters, bandpass, and gain are commonly used in scientific experiments to manipulate and measure variables. Controls are used to establish a baseline for comparison, filters are used to isolate and purify substances, bandpass is used to selectively amplify or attenuate signals, and gain is used to enhance or measure changes in a sample. These tools are essential in conducting controlled and accurate experiments in various scientific fields.