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Q: describe the negative- feedback system

subject: Science

A: To control the amount of hormones that are in your body, the endocrine system sends chemical messages back and forth within itself. This is called a negative- feedback system.

example:

it works much the way a thermostat works. when the temperature in a room drops below a set level, the thermostat signals the furnace to turn on. once the furnace has raised the temperature in the room to continue to stay off until the thermostat signals that the temperature system controls the level of glucose in your bloodstream.

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Why negative feedback is necessary in closed-loop control systems?

Negative feedback is necessary in closed-loop control systems to ensure the system remains stable and responsive to changes. It helps to detect and correct errors, minimizing deviations from the desired output. By providing a means to compare the actual output to the desired reference input, negative feedback allows for adjustments to be made to keep the system operating within desired parameters.


Can you describe how a negative feedback system works?

A negative F/B applies as applied to electronics systems meas that a portion of the output signal will be fed back to stabilize the system. It must be negative in nature so as to control the stability of the loop. If positive F/B is fed back then an uncontrollable situation will occurs whereby the system will oscillate uncontrollably As a rule the more negative F/B is applied the more stable the system. Also as a rule the more F/B the less gain is available to do work. So there is a trade off as stability increased the overall gain decreases.


What does it signify if the feedback on my work is negative?

Negative feedback on your work typically signifies areas for improvement or areas where your work may not meet expectations. It can be an opportunity for growth and learning to enhance your skills and performance.


How do you get sustained oscillation?

Sustained oscillation can be achieved by having a feedback system where the output signal is continuously fed back into the input with a phase shift of 180 degrees. This leads to a continuous back-and-forth movement of the signal, resulting in sustained oscillation. Proper tuning of the feedback loop parameters is essential to maintain stable oscillation.


What is negative energy in physics?

In physics, negative energy refers to a concept where the energy of a system is less than the energy of the system in its natural state or at a reference point. Negative energy can arise in certain theoretical situations, such as in quantum mechanics or general relativity, and it is often used to describe peculiar phenomena like the Casimir effect or exotic matter.

Related Questions

What is negative feedback of a closed loop system?

Negative feedback is a feedback where it is used in negative side in a closed loop system.Such as a inverting side feedback in op-amp.


Explain current shunt negative feedback amplifier?

describe current-shunt negative feedback as applied to operational amplifiers, including derivations of the gain relation for each type of negative feedback.


What is example of negative feedback system?

Endocrince system


What kind of feedback is the endocrine system?

Negative


What are the two types of homeostasis?

The Negative feedback System &amp; the Positive Feedback System are the two types of Homeostasis


Describing what is feedback system and differentiating between positive and negative feedback?

when a woman's contractions speed up during labor is negative or positive feedback


What are the disadvantages of negative feedback?

gain of the system decreases.....


What is it called when the product of a system shuts down the system?

This is known as a feedback loop. When a system's output influences its input in a way that reduces the output, it can lead to the system shutting down or destabilizing. This feedback loop can have either positive (amplifying) or negative (stabilizing) effects on the system.


How does the endocrines system's negative feedback system work?

Through negative feedback when the amount of a particular hormone in he blood reaches a certain level the endocrine system sends signals that stop the release of hormone.


What is the effect of a negative feedback mechanism?

A negative feedback system is what occurs most commonly in your body systems. These keep everything in a homeostatic state.


What are the disadvantage of negative feedback circuits?

gain of the system decreases.....


How the endocrine system regulates homeostasis is known as?

negative feedback